$ git clone -n https://src.fedoraproject.org/rpms/python-catkin_tools.git /var/lib/mock/f45-build-29859-641/root/chroot_tmpdir/scmroot/python-catkin_tools
Cloning into '/var/lib/mock/f45-build-29859-641/root/chroot_tmpdir/scmroot/python-catkin_tools'...
$ git fetch origin 8079a2f9c5c69f84a3a33f83692f1cd3d93004fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-catkin_tools
 * [new ref]         8079a2f9c5c69f84a3a33f83692f1cd3d93004fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8079a2f Update to 0.9.5 + spec cleanup + drop upstreamed patches