Added testing label and FIXME.

ci/gpu/build.sh

@@ -62,15 +62,16 @@ conda activate rapids
 export PATH=$(conda info --base)/envs/rapids/bin:$PATH
 
 gpuci_logger "Install dependencies"
-# Assume libcudf will be installed via cudf. This is done to prevent the
-# following:
+# Assume libcudf and librmm will be installed via cudf and rmm respectively.
+# This is done to prevent the following install scenario:
 # libcudf = 22.04.00a220315, cudf = 22.04.00a220308
 # where cudf 220308 was chosen possibly because it has fewer/different
-# dependencies and the corresponding recipes think they're compatible when they
-# may not be.
-gpuci_mamba_retry install -y \
+# dependencies and the corresponding recipes have specified these combinations
+# should work when sometimes they do not.
+# FIXME: remove testing label when gpuCI has the ability to move the pyraft
+# label from testing to main.
+gpuci_mamba_retry install -c rapidsai-nightly/label/testing -y \
       "cudf=${MINOR_VERSION}" \
-      "librmm=${MINOR_VERSION}" \
       "rmm=${MINOR_VERSION}" \
       "libraft-headers=${MINOR_VERSION}" \
       "pyraft=${MINOR_VERSION}" \