$ git clone -n https://src.fedoraproject.org/rpms/ocaml-zarith.git /var/lib/mock/f33-build-192150-46481/root/chroot_tmpdir/scmroot/ocaml-zarith
Cloning into '/var/lib/mock/f33-build-192150-46481/root/chroot_tmpdir/scmroot/ocaml-zarith'...
$ git reset --hard f43ff1c8aadbe8f786a12a1e9f26c94e07dcd1ff
HEAD is now at f43ff1c OCaml 4.11.0 pre-release attempt 2