$ git clone -n https://src.fedoraproject.org/rpms/ocaml-mysql.git /var/lib/mock/f31-build-76349-31401/root/chroot_tmpdir/scmroot/ocaml-mysql
Cloning into '/var/lib/mock/f31-build-76349-31401/root/chroot_tmpdir/scmroot/ocaml-mysql'...
$ git reset --hard 4eb5a1f7004d201f3e960e1760625a7c55c3a00d
HEAD is now at 4eb5a1f OCaml 4.08.1 (rc2) rebuild.