$ git clone -n https://src.fedoraproject.org/rpms/ocaml-merlin.git /var/lib/mock/f41-build-820691-152300/root/chroot_tmpdir/scmroot/ocaml-merlin
Cloning into '/var/lib/mock/f41-build-820691-152300/root/chroot_tmpdir/scmroot/ocaml-merlin'...
$ git fetch origin ec6acf23f1b084ef7c70ef41014656b481e01837:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-merlin
 * [new ref]         ec6acf23f1b084ef7c70ef41014656b481e01837 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec6acf2 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild