$ git clone -n https://src.fedoraproject.org/rpms/ocaml-xmlrpc-light.git /var/lib/mock/f40-build-739965-109410/root/chroot_tmpdir/scmroot/ocaml-xmlrpc-light
Cloning into '/var/lib/mock/f40-build-739965-109410/root/chroot_tmpdir/scmroot/ocaml-xmlrpc-light'...
$ git fetch origin 5a932d98863c1add4498bbfe8d2c4c56755046ca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-xmlrpc-light
 * [new ref]         5a932d98863c1add4498bbfe8d2c4c56755046ca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a932d9 OCaml 5.1 rebuild for Fedora 40