Use system mamba
@@ -41,7 +41,6 @@ popd > /dev/null
# Make sure build_artifacts is a valid channel
conda index /home/conda/staged-recipes/build_artifacts
-conda install --yes --quiet mamba
mamba install --yes --quiet "conda>4.7.12" conda-forge-ci-setup=3.* conda-forge-pinning networkx=2.4 "conda-build>=3.16" "boa>=0.7,<0.8"
export FEEDSTOCK_ROOT="${FEEDSTOCK_ROOT:-/home/conda/staged-recipes}"
export CI_SUPPORT="/home/conda/staged-recipes-copy/.ci_support"
