$ git clone -n https://src.fedoraproject.org/rpms/ocaml-base.git /var/lib/mock/f33-build-197971-47758/root/chroot_tmpdir/scmroot/ocaml-base
Cloning into '/var/lib/mock/f33-build-197971-47758/root/chroot_tmpdir/scmroot/ocaml-base'...
$ git reset --hard b67b945e4ceaf06eeb8703cc5a34a504f58f21d2
HEAD is now at b67b945 OCaml 4.11.0+dev2-2020-04-22 rebuild