632b30df6d
clone_repo script does not fail if the branch does not exist, but checks out the master branch [1], so we have to make sure the required branch exists. This patch also adds a check that there were no more patches merged after the given branch was tagged EOL. [1] https://opendev.org/openstack/releases/src/branch/master/tools/clone_repo.sh#L187 Change-Id: Ia1ededfc3cebbae807719750dc5e2d5949ce9a21