$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-sexp-conv.git /var/lib/mock/f39-build-1804769-41817/root/chroot_tmpdir/scmroot/ocaml-ppx-sexp-conv
Cloning into '/var/lib/mock/f39-build-1804769-41817/root/chroot_tmpdir/scmroot/ocaml-ppx-sexp-conv'...
$ git fetch origin 7338479c918a70f4a0659242bc51ed5a3e508db4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-ppx-sexp-conv
 * [new ref]         7338479c918a70f4a0659242bc51ed5a3e508db4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7338479 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild