$ git clone -n https://src.fedoraproject.org/rpms/ocaml-crunch.git /var/lib/mock/f41-build-811385-147385/root/chroot_tmpdir/scmroot/ocaml-crunch
Cloning into '/var/lib/mock/f41-build-811385-147385/root/chroot_tmpdir/scmroot/ocaml-crunch'...
$ git fetch origin ab77a284b3fc9f1ae2b091b0dec44281f9763b95:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-crunch
 * [new ref]         ab77a284b3fc9f1ae2b091b0dec44281f9763b95 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab77a28 OCaml 5.2.0 for Fedora 41