$ git clone -n https://src.fedoraproject.org/rpms/ocaml-fieldslib.git /var/lib/mock/f42-build-3270580-41266/root/chroot_tmpdir/scmroot/ocaml-fieldslib
Cloning into '/var/lib/mock/f42-build-3270580-41266/root/chroot_tmpdir/scmroot/ocaml-fieldslib'...
$ git fetch origin c0e49aa6f96feb7dcb276d7f7a292c4ed4db4a36:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-fieldslib
 * [new ref]         c0e49aa6f96feb7dcb276d7f7a292c4ed4db4a36 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0e49aa Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild