$ git clone -n https://src.fedoraproject.org/rpms/ocaml-mtime.git /var/lib/mock/f41-build-811191-147255/root/chroot_tmpdir/scmroot/ocaml-mtime
Cloning into '/var/lib/mock/f41-build-811191-147255/root/chroot_tmpdir/scmroot/ocaml-mtime'...
$ git fetch origin ba57de6636c0f49bbb4c308faa24ae2a4b98112d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-mtime
 * [new ref]         ba57de6636c0f49bbb4c308faa24ae2a4b98112d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba57de6 OCaml 5.2.0 for Fedora 41