$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-commitgraph.git /var/lib/mock/f40-build-2208437-52127/root/chroot_tmpdir/scmroot/rust-gix-commitgraph
Cloning into '/var/lib/mock/f40-build-2208437-52127/root/chroot_tmpdir/scmroot/rust-gix-commitgraph'...
$ git fetch origin 3402c34df7d973fb49ef9d134bfcf1acfdeaaf40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-commitgraph
 * [new ref]         3402c34df7d973fb49ef9d134bfcf1acfdeaaf40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3402c34 Update to version 0.22.0