$ git clone -n https://src.fedoraproject.org/rpms/ocaml-base64.git /var/lib/mock/f33-build-190679-46345/root/chroot_tmpdir/scmroot/ocaml-base64
Cloning into '/var/lib/mock/f33-build-190679-46345/root/chroot_tmpdir/scmroot/ocaml-base64'...
$ git reset --hard 8259448cdc7e4b245ed00f37f9cc36f28c3f8f03
HEAD is now at 8259448 OCaml 4.11.0 pre-release attempt 2