$ git clone -n https://src.fedoraproject.org/rpms/python-catkin_pkg.git /var/lib/mock/f39-build-1529554-36194/root/chroot_tmpdir/scmroot/python-catkin_pkg
Cloning into '/var/lib/mock/f39-build-1529554-36194/root/chroot_tmpdir/scmroot/python-catkin_pkg'...
$ git fetch origin fa0ab0cfee92947affa79050fefd2efcd3194061:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-catkin_pkg
 * [new ref]         fa0ab0cfee92947affa79050fefd2efcd3194061 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fa0ab0c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild