$ git clone -n https://src.fedoraproject.org/rpms/qt6-qttools.git /var/lib/mock/f40-build-1183290-21996/root/chroot_tmpdir/scmroot/qt6-qttools
Cloning into '/var/lib/mock/f40-build-1183290-21996/root/chroot_tmpdir/scmroot/qt6-qttools'...
$ git fetch origin 19874316b5324ea8c3f1656fbf75017192a4ca51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qttools
 * [new ref]         19874316b5324ea8c3f1656fbf75017192a4ca51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1987431 6.7.1