$ git clone -n https://src.fedoraproject.org/rpms/gutenprint.git /var/lib/mock/f40-build-791927-137931/root/chroot_tmpdir/scmroot/gutenprint
Cloning into '/var/lib/mock/f40-build-791927-137931/root/chroot_tmpdir/scmroot/gutenprint'...
$ git fetch origin 2d55f49b93a09361f490c758073a4b05af4135b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gutenprint
 * [new ref]         2d55f49b93a09361f490c758073a4b05af4135b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d55f49 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild