$ git clone -n https://src.fedoraproject.org/rpms/supertux.git /var/lib/mock/f40-build-780833-131348/root/chroot_tmpdir/scmroot/supertux
Cloning into '/var/lib/mock/f40-build-780833-131348/root/chroot_tmpdir/scmroot/supertux'...
$ git fetch origin e8555d8754a81fcfa47a5689d739dceead95d877:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/supertux
 * [new ref]         e8555d8754a81fcfa47a5689d739dceead95d877 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e8555d8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild