$ git clone -n https://src.fedoraproject.org/rpms/ballerburg.git /var/lib/mock/f40-build-794840-139796/root/chroot_tmpdir/scmroot/ballerburg
Cloning into '/var/lib/mock/f40-build-794840-139796/root/chroot_tmpdir/scmroot/ballerburg'...
$ git fetch origin 0696b7ac30f6c7529d47cb7906ff13ed91285177:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ballerburg
 * [new ref]         0696b7ac30f6c7529d47cb7906ff13ed91285177 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0696b7a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild