$ git clone -n https://src.fedoraproject.org/rpms/rust-vcsgraph.git /var/lib/mock/f40-build-2644384-66504/root/chroot_tmpdir/scmroot/rust-vcsgraph
Cloning into '/var/lib/mock/f40-build-2644384-66504/root/chroot_tmpdir/scmroot/rust-vcsgraph'...
$ git fetch origin 5309edc45385e827411a154aa9bb12c0c0b56854:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-vcsgraph
 * [new ref]         5309edc45385e827411a154aa9bb12c0c0b56854 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5309edc Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild