- git clone --depth 1 https://github.com/openstack/refstack-client.git /src/refstack-client && \
- (cd src/refstack-client && git checkout -b $REFSTACK_TAG) && \
+ wget -q -O- https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=$OPENSTACK_TAG | \
+ sed -E s/^tempest==+\(.*\)$/-e\ git+https:\\/\\/github.com\\/openstack\\/tempest@\\1#egg=tempest/ | \
+ sed s/^requests===.*$/requests===2.13.0/ \
+ > upper-constraints.txt && \
+ git clone https://github.com/openstack/refstack-client.git /src/refstack-client && \
+ (cd src/refstack-client && git checkout $REFSTACK_TAG) && \