$ git clone -n https://src.fedoraproject.org/rpms/python-mailmanclient.git /var/lib/mock/f39-build-1444148-32603/root/chroot_tmpdir/scmroot/python-mailmanclient
Cloning into '/var/lib/mock/f39-build-1444148-32603/root/chroot_tmpdir/scmroot/python-mailmanclient'...
$ git fetch origin 9d009aeeafaa00febb3c640ba37c5c0414b202c3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-mailmanclient
 * [new ref]         9d009aeeafaa00febb3c640ba37c5c0414b202c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d009ae Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild