$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-fields-conv.git /var/lib/mock/f37-build-644787-72240/root/chroot_tmpdir/scmroot/ocaml-ppx-fields-conv
Cloning into '/var/lib/mock/f37-build-644787-72240/root/chroot_tmpdir/scmroot/ocaml-ppx-fields-conv'...
$ git reset --hard 561ceee469e87ea7c09403b70a05f0eb75d5b26e
HEAD is now at 561ceee Rebuild for ocaml-ppxlib 0.27.0.