$ git clone -n https://src.fedoraproject.org/rpms/ocaml-parmap.git /var/lib/mock/f45-build-20621-572/root/chroot_tmpdir/scmroot/ocaml-parmap
Cloning into '/var/lib/mock/f45-build-20621-572/root/chroot_tmpdir/scmroot/ocaml-parmap'...
$ git fetch origin 448fdc5b7553c27c8bc6818fc9efba70223f362d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-parmap
 * [new ref]         448fdc5b7553c27c8bc6818fc9efba70223f362d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 448fdc5 OCaml 5.5.1 rebuild