(cd /src/functest-kubernetes && \
git fetch --tags https://gerrit.opnfv.org/gerrit/functest-kubernetes $BRANCH && \
git checkout FETCH_HEAD) && \
- pip install \
+ pip install --no-cache-dir --src /src \
-chttps://git.opnfv.org/functest/plain/upper-constraints.txt?h=$OPNFV_TAG \
-chttps://opendev.org/openstack/requirements/raw/branch/$OPENSTACK_TAG/upper-constraints.txt \
/src/functest-kubernetes && \