diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index a5c44b0c2..b81623d18 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -26,7 +26,7 @@ jobs:
       - devcontainer
       - telemetry-setup
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@test-github-artifacts
     if: always()
     with:
       needs: ${{ toJSON(needs) }}
@@ -57,7 +57,7 @@ jobs:
     needs:
       - telemetry-setup
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@test-github-artifacts
     with:
       files_yaml: |
         test_cpp:
@@ -79,40 +79,40 @@ jobs:
     secrets: inherit
     needs:
       - telemetry-setup
-    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@test-github-artifacts
     with:
       enable_check_generated_files: false
       ignored_pr_jobs: telemetry-summarize
   conda-cpp-build:
     needs: checks
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@test-github-artifacts
     with:
       build_type: pull-request
   conda-cpp-tests:
     needs: [conda-cpp-build, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@test-github-artifacts
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
   conda-python-build:
     needs: conda-cpp-build
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@test-github-artifacts
     with:
       build_type: pull-request
   conda-python-tests:
     needs: [conda-python-build, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@test-github-artifacts
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python
     with:
       build_type: pull-request
   docs-build:
     needs: conda-python-build
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-github-artifacts
     with:
       build_type: pull-request
       node_type: "gpu-l4-latest-1"
@@ -122,22 +122,24 @@ jobs:
   wheel-build-cpp:
     needs: checks
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-github-artifacts
     with:
       matrix_filter: group_by([.ARCH, (.CUDA_VER|split(".")|map(tonumber)|.[0])]) | map(max_by(.PY_VER|split(".")|map(tonumber)))
       build_type: pull-request
       script: ci/build_wheel_cpp.sh
+      wheel_type: cpp
   wheel-build-python:
     needs: wheel-build-cpp
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-github-artifacts
     with:
       build_type: pull-request
       script: ci/build_wheel_python.sh
+      wheel_type: python
   wheel-tests:
     needs: [wheel-build-python, changed-files]
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-github-artifacts
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python
     with:
       build_type: pull-request
@@ -146,7 +148,7 @@ jobs:
     secrets: inherit
     needs:
       - telemetry-setup
-    uses: rapidsai/shared-workflows/.github/workflows/build-in-devcontainer.yaml@branch-25.04
+    uses: rapidsai/shared-workflows/.github/workflows/build-in-devcontainer.yaml@test-github-artifacts
     with:
       arch: '["amd64"]'
       cuda: '["12.8"]'
diff --git a/ci/build_cpp.sh b/ci/build_cpp.sh
index 1ab555bc0..e53492906 100755
--- a/ci/build_cpp.sh
+++ b/ci/build_cpp.sh
@@ -21,4 +21,4 @@ RAPIDS_PACKAGE_VERSION=$(rapids-generate-version) rapids-conda-retry mambabuild
 
 sccache --show-adv-stats
 
-rapids-upload-conda-to-s3 cpp
+# rapids-upload-conda-to-s3 cpp
diff --git a/ci/build_docs.sh b/ci/build_docs.sh
index a3562d973..82e62d9db 100755
--- a/ci/build_docs.sh
+++ b/ci/build_docs.sh
@@ -22,8 +22,8 @@ conda activate docs
 rapids-print-env
 
 rapids-logger "Downloading artifacts from previous jobs"
-CPP_CHANNEL=$(rapids-download-conda-from-s3 cpp)
-PYTHON_CHANNEL=$(rapids-download-conda-from-s3 python)
+CPP_CHANNEL=$(rapids-download-conda-from-github cpp)
+PYTHON_CHANNEL=$(rapids-download-conda-from-github python)
 
 rapids-mamba-retry install \
   --channel "${CPP_CHANNEL}" \
diff --git a/ci/build_python.sh b/ci/build_python.sh
index 98f57c34b..607cd4cc3 100755
--- a/ci/build_python.sh
+++ b/ci/build_python.sh
@@ -16,7 +16,7 @@ rapids-generate-version > ./VERSION
 
 rapids-logger "Begin py build"
 
-CPP_CHANNEL=$(rapids-download-conda-from-s3 cpp)
+CPP_CHANNEL=$(rapids-download-conda-from-github cpp)
 
 sccache --zero-stats
 
@@ -25,4 +25,4 @@ RAPIDS_PACKAGE_VERSION=$(head -1 ./VERSION) rapids-conda-retry mambabuild -c "${
 
 sccache --show-adv-stats
 
-rapids-upload-conda-to-s3 python
+# rapids-upload-conda-to-s3 python
diff --git a/ci/build_wheel_cpp.sh b/ci/build_wheel_cpp.sh
index 9396e9cc5..a4d2efb56 100755
--- a/ci/build_wheel_cpp.sh
+++ b/ci/build_wheel_cpp.sh
@@ -4,24 +4,25 @@
 set -euo pipefail
 
 package_dir="python/librmm"
+wheel_dir=${RAPIDS_WHEEL_DIR:-"dist"}
 
 source rapids-configure-sccache
 source rapids-date-string
 
 rapids-generate-version > ./VERSION
 
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+# RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
 
 cd "${package_dir}"
 
 sccache --zero-stats
 
-rapids-pip-retry wheel . -w dist -v --no-deps --disable-pip-version-check
+rapids-pip-retry wheel . -w "${wheel_dir}" -v --no-deps --disable-pip-version-check
 
 sccache --show-adv-stats
 
-python -m wheel tags --platform any dist/* --remove
+python -m wheel tags --platform any "${wheel_dir}"/* --remove
 
-../../ci/validate_wheel.sh dist
+../../ci/validate_wheel.sh "${wheel_dir}"
 
-RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-upload-wheels-to-s3 cpp dist
+# RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-upload-wheels-to-s3 cpp dist
diff --git a/ci/build_wheel_python.sh b/ci/build_wheel_python.sh
index 3fff53dfe..9b62888d2 100755
--- a/ci/build_wheel_python.sh
+++ b/ci/build_wheel_python.sh
@@ -3,9 +3,11 @@
 
 set -euo pipefail
 
-package_name="rmm"
+# package_name="rmm"
 package_dir="python/rmm"
 
+wheel_dir=${RAPIDS_WHEEL_DIR:-"final_dist"}
+
 source rapids-configure-sccache
 source rapids-date-string
 
@@ -14,7 +16,7 @@ rapids-generate-version > ./VERSION
 pushd "${package_dir}"
 
 RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-CPP_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-s3 cpp /tmp/librmm_dist)
+CPP_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
 
 # ensure 'rmm' wheel builds always use the 'librmm' just built in the same CI run
 #
@@ -33,12 +35,13 @@ mkdir -p final_dist
 EXCLUDE_ARGS=(
   --exclude "librapids_logger.so"
 )
-python -m auditwheel repair "${EXCLUDE_ARGS[@]}" -w final_dist dist/*
+python -m auditwheel repair "${EXCLUDE_ARGS[@]}" -w "${wheel_dir}" dist/*
 
-../../ci/validate_wheel.sh final_dist
+../../ci/validate_wheel.sh "${wheel_dir}"
 
-RAPIDS_PY_WHEEL_NAME="${package_name}_${RAPIDS_PY_CUDA_SUFFIX}" rapids-upload-wheels-to-s3 python final_dist
+# RAPIDS_PY_WHEEL_NAME="${package_name}_${RAPIDS_PY_CUDA_SUFFIX}" rapids-upload-wheels-to-s3 python final_dist
 
+absolute_wheel_dir=$(realpath "${wheel_dir}")
 # switch back to the root of the repo and check symbol visibility
 popd
-ci/check_symbols.sh "$(echo ${package_dir}/final_dist/rmm_*.whl)"
+ci/check_symbols.sh "$(echo ${absolute_wheel_dir}/rmm_*.whl)"
diff --git a/ci/test_cpp.sh b/ci/test_cpp.sh
index e0612c94b..505266377 100755
--- a/ci/test_cpp.sh
+++ b/ci/test_cpp.sh
@@ -23,7 +23,7 @@ set +u
 conda activate test
 set -u
 
-CPP_CHANNEL=$(rapids-download-conda-from-s3 cpp)
+CPP_CHANNEL=$(rapids-download-conda-from-github cpp)
 RAPIDS_TESTS_DIR=${RAPIDS_TESTS_DIR:-"${PWD}/test-results"}/
 mkdir -p "${RAPIDS_TESTS_DIR}"
 
diff --git a/ci/test_python.sh b/ci/test_python.sh
index 377882c59..53a298192 100755
--- a/ci/test_python.sh
+++ b/ci/test_python.sh
@@ -25,8 +25,8 @@ set -u
 rapids-print-env
 
 rapids-logger "Downloading artifacts from previous jobs"
-CPP_CHANNEL=$(rapids-download-conda-from-s3 cpp)
-PYTHON_CHANNEL=$(rapids-download-conda-from-s3 python)
+CPP_CHANNEL=$(rapids-download-conda-from-github cpp)
+PYTHON_CHANNEL=$(rapids-download-conda-from-github python)
 
 rapids-mamba-retry install \
   --channel "${CPP_CHANNEL}" \
diff --git a/ci/test_wheel.sh b/ci/test_wheel.sh
index ef53afa12..33d3ff507 100755
--- a/ci/test_wheel.sh
+++ b/ci/test_wheel.sh
@@ -4,9 +4,9 @@
 set -eou pipefail
 
 RAPIDS_PY_CUDA_SUFFIX="$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")"
-WHEELHOUSE="${PWD}/dist/"
-RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-s3 cpp "${WHEELHOUSE}"
-RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-s3 python "${WHEELHOUSE}"
+# WHEELHOUSE="${PWD}/dist/"
+CPP_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
+WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="rmm_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github python)
 
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints test_python ./constraints.txt
@@ -15,7 +15,7 @@ rapids-generate-pip-constraints test_python ./constraints.txt
 rapids-pip-retry install \
     -v \
     --constraint ./constraints.txt \
-    "$(echo "${WHEELHOUSE}"/librmm_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
+    "$(echo "${CPP_WHEELHOUSE}"/librmm_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
     "$(echo "${WHEELHOUSE}"/rmm_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)[test]"
 
 python -m pytest ./python/rmm/rmm/tests