$ git clone -n https://src.fedoraproject.org/rpms/ocaml-libvirt.git /var/lib/mock/f39-build-2474210-61551/root/chroot_tmpdir/scmroot/ocaml-libvirt
Cloning into '/var/lib/mock/f39-build-2474210-61551/root/chroot_tmpdir/scmroot/ocaml-libvirt'...
$ git fetch origin fdd5c47f0e2fb077f041a9d5e81ac14bf083e266:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-libvirt
 * [new ref]         fdd5c47f0e2fb077f041a9d5e81ac14bf083e266 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fdd5c47 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild