$ git clone -n https://src.fedoraproject.org/rpms/python-tempora.git /var/lib/mock/f39-build-1620562-38690/root/chroot_tmpdir/scmroot/python-tempora
Cloning into '/var/lib/mock/f39-build-1620562-38690/root/chroot_tmpdir/scmroot/python-tempora'...
$ git fetch origin 478f62e08458967003a7509cd12ee152dbddd52d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-tempora
 * [new ref]         478f62e08458967003a7509cd12ee152dbddd52d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 478f62e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild