$ git clone -n https://src.fedoraproject.org/rpms/sawfish.git /var/lib/mock/f40-build-2396564-60542/root/chroot_tmpdir/scmroot/sawfish
Cloning into '/var/lib/mock/f40-build-2396564-60542/root/chroot_tmpdir/scmroot/sawfish'...
$ git fetch origin 54b9447729c2d7b05be3eb50f9097e02c20ce39e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sawfish
 * [new ref]         54b9447729c2d7b05be3eb50f9097e02c20ce39e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 54b9447 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild