$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-derivers.git /var/lib/mock/f33-build-190302-46332/root/chroot_tmpdir/scmroot/ocaml-ppx-derivers
Cloning into '/var/lib/mock/f33-build-190302-46332/root/chroot_tmpdir/scmroot/ocaml-ppx-derivers'...
$ git reset --hard bb27b98f50fb63f3a1804fce29a8a9079db098a9
HEAD is now at bb27b98 OCaml 4.11.0 pre-release attempt 2