$ git clone -n https://src.fedoraproject.org/rpms/ocaml-parsexp.git /var/lib/mock/f40-build-2186837-51374/root/chroot_tmpdir/scmroot/ocaml-parsexp
Cloning into '/var/lib/mock/f40-build-2186837-51374/root/chroot_tmpdir/scmroot/ocaml-parsexp'...
$ git fetch origin 10ba765b47a290270ad56a2a92172bc3af7843bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-parsexp
 * [new ref]         10ba765b47a290270ad56a2a92172bc3af7843bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10ba765 Bump release and rebuild