$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ocamlgraph.git /var/lib/mock/f41-build-811533-147423/root/chroot_tmpdir/scmroot/ocaml-ocamlgraph
Cloning into '/var/lib/mock/f41-build-811533-147423/root/chroot_tmpdir/scmroot/ocaml-ocamlgraph'...
$ git fetch origin 771e29cfafb49b7864faff18487c3500c6f9c3d8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ocamlgraph
 * [new ref]         771e29cfafb49b7864faff18487c3500c6f9c3d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 771e29c OCaml 5.2.0 for Fedora 41