$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-deriving.git /var/lib/mock/f41-build-837976-159525/root/chroot_tmpdir/scmroot/ocaml-ppx-deriving
Cloning into '/var/lib/mock/f41-build-837976-159525/root/chroot_tmpdir/scmroot/ocaml-ppx-deriving'...
$ git reset --hard 42660d6d06d9cb0ba790de776808388317b5bde0
HEAD is now at 42660d6 Rebuild for ocaml-ppxlib 0.33.0