$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-hash.git /var/lib/mock/f39-build-1752126-41467/root/chroot_tmpdir/scmroot/ocaml-ppx-hash
Cloning into '/var/lib/mock/f39-build-1752126-41467/root/chroot_tmpdir/scmroot/ocaml-ppx-hash'...
$ git fetch origin b5ca16fde30329e4bd1b2369716684aa801013aa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ppx-hash
 * [new ref]         b5ca16fde30329e4bd1b2369716684aa801013aa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5ca16f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild