$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-deriving.git /var/lib/mock/f33-build-335834-58401/root/chroot_tmpdir/scmroot/ocaml-ppx-deriving
Cloning into '/var/lib/mock/f33-build-335834-58401/root/chroot_tmpdir/scmroot/ocaml-ppx-deriving'...
$ git reset --hard 2887cc2d526a186abcb1a79b1e8710cf5d6153d0
HEAD is now at 2887cc2 Version 4.5.  Drop upstreamed ppx_deriving-4.4.1-ocaml-4.11.patch.