wget -q -O- https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=$OPENSTACK_TAG | \
sed -E s/^tempest==+\(.*\)$/-e\ git+https:\\/\\/github.com\\/openstack\\/tempest@\\1#egg=tempest/ \
> upper-constraints.txt && \
- pip install --src /src -cupper-constraints.txt \
+ pip install --no-cache-dir --src /src -cupper-constraints.txt \
-chttps://git.opnfv.org/functest/plain/upper-constraints.txt?h=$BRANCH \
git+https://gerrit.opnfv.org/gerrit/functest@$BRANCH#egg=functest && \
rm upper-constraints.txt && \