$ git clone -n https://src.fedoraproject.org/rpms/ocaml-base64.git /var/lib/mock/f33-build-180746-45189/root/chroot_tmpdir/scmroot/ocaml-base64
Cloning into '/var/lib/mock/f33-build-180746-45189/root/chroot_tmpdir/scmroot/ocaml-base64'...
$ git reset --hard 27c1abba8c09e064a4e91a8ce82998fa3b91697b
HEAD is now at 27c1abb Update all OCaml dependencies for RPM 4.16.