$ git clone -n https://src.fedoraproject.org/rpms/gerbera.git /var/lib/mock/f39-build-1622862-38870/root/chroot_tmpdir/scmroot/gerbera
Cloning into '/var/lib/mock/f39-build-1622862-38870/root/chroot_tmpdir/scmroot/gerbera'...
$ git fetch origin ed9a541288aa80e36fa023431c2adb0a7ea7bfbe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gerbera
 * [new ref]         ed9a541288aa80e36fa023431c2adb0a7ea7bfbe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ed9a541 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild