$ git clone -n https://src.fedoraproject.org/rpms/plank.git /var/lib/mock/f39-build-1495295-34544/root/chroot_tmpdir/scmroot/plank
Cloning into '/var/lib/mock/f39-build-1495295-34544/root/chroot_tmpdir/scmroot/plank'...
$ git fetch origin dc9197fa1021edb9b5fc490708db7add5b5bcb04:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plank
 * [new ref]         dc9197fa1021edb9b5fc490708db7add5b5bcb04 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc9197f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild