$ git clone -n https://src.fedoraproject.org/rpms/ocaml-integers.git /var/lib/mock/f45-build-20544-571/root/chroot_tmpdir/scmroot/ocaml-integers
Cloning into '/var/lib/mock/f45-build-20544-571/root/chroot_tmpdir/scmroot/ocaml-integers'...
$ git fetch origin d3d306f6ff0522a1b3fae3380b3473bca0f4902f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocaml-integers
 * [new ref]         d3d306f6ff0522a1b3fae3380b3473bca0f4902f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d3d306f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild