$ git clone -n https://src.fedoraproject.org/rpms/alt-ergo.git /var/lib/mock/f41-build-820685-152300/root/chroot_tmpdir/scmroot/alt-ergo
Cloning into '/var/lib/mock/f41-build-820685-152300/root/chroot_tmpdir/scmroot/alt-ergo'...
$ git fetch origin d49408568a28b9a414e38f1bb29522c6f17b238a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alt-ergo
 * [new ref]         d49408568a28b9a414e38f1bb29522c6f17b238a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d494085 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild