$ git clone -n https://src.fedoraproject.org/rpms/kf6-kirigami.git /var/lib/mock/f40-build-2410821-60560/root/chroot_tmpdir/scmroot/kf6-kirigami
Cloning into '/var/lib/mock/f40-build-2410821-60560/root/chroot_tmpdir/scmroot/kf6-kirigami'...
$ git fetch origin dc76c268955d13415cd0a297fbfb837c656b0509:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kirigami
 * [new ref]         dc76c268955d13415cd0a297fbfb837c656b0509 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc76c26 Rebuild (qt6)