$ git clone -n https://src.fedoraproject.org/rpms/ocaml-postgresql.git /var/lib/mock/f39-build-1978041-43336/root/chroot_tmpdir/scmroot/ocaml-postgresql
Cloning into '/var/lib/mock/f39-build-1978041-43336/root/chroot_tmpdir/scmroot/ocaml-postgresql'...
$ git fetch origin ed33bbcbc5c96566b880b3ff8006e80475ca53c1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-postgresql
 * [new ref]         ed33bbcbc5c96566b880b3ff8006e80475ca53c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ed33bbc Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild