$ git clone -n https://src.fedoraproject.org/rpms/ocaml-zarith.git /var/lib/mock/f33-build-181417-45248/root/chroot_tmpdir/scmroot/ocaml-zarith
Cloning into '/var/lib/mock/f33-build-181417-45248/root/chroot_tmpdir/scmroot/ocaml-zarith'...
$ git reset --hard ca0805320609b10547a05b2ad4e70215afed218d
HEAD is now at ca08053 Update all OCaml dependencies for RPM 4.16.