$ git clone -n https://src.fedoraproject.org/rpms/atari++.git /var/lib/mock/f40-build-2274228-55013/root/chroot_tmpdir/scmroot/atari++
Cloning into '/var/lib/mock/f40-build-2274228-55013/root/chroot_tmpdir/scmroot/atari++'...
$ git fetch origin 55bb85a991e96dbc3659cd526a3d8ad955e599e5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/atari++
 * [new ref]         55bb85a991e96dbc3659cd526a3d8ad955e599e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55bb85a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild