$ git clone -n https://src.fedoraproject.org/rpms/ocaml-qcheck.git /var/lib/mock/f39-build-2474358-61555/root/chroot_tmpdir/scmroot/ocaml-qcheck
Cloning into '/var/lib/mock/f39-build-2474358-61555/root/chroot_tmpdir/scmroot/ocaml-qcheck'...
$ git fetch origin c32826c070d615b64ba84b0a5bd142d3b58c307f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-qcheck
 * [new ref]         c32826c070d615b64ba84b0a5bd142d3b58c307f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c32826c Rebuild for changed ocamlx(Location) hash