$ git clone -n https://src.fedoraproject.org/rpms/ocaml-xml-light.git /var/lib/mock/f40-build-784157-133254/root/chroot_tmpdir/scmroot/ocaml-xml-light
Cloning into '/var/lib/mock/f40-build-784157-133254/root/chroot_tmpdir/scmroot/ocaml-xml-light'...
$ git fetch origin 4feff603eb5459262b4c097a2ccbc64052cd86a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-xml-light
 * [new ref]         4feff603eb5459262b4c097a2ccbc64052cd86a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4feff60 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild