$ git clone -n https://src.fedoraproject.org/rpms/ocaml-graphics.git /var/lib/mock/f39-build-1978006-43336/root/chroot_tmpdir/scmroot/ocaml-graphics
Cloning into '/var/lib/mock/f39-build-1978006-43336/root/chroot_tmpdir/scmroot/ocaml-graphics'...
$ git fetch origin 69e0dfcdb9eb3ad2bbe796ef5ff660eb9bf95439:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-graphics
 * [new ref]         69e0dfcdb9eb3ad2bbe796ef5ff660eb9bf95439 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 69e0dfc Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild