$ git clone -n https://src.fedoraproject.org/rpms/qt6-qttools.git /var/lib/mock/f40-build-2090525-50225/root/chroot_tmpdir/scmroot/qt6-qttools
Cloning into '/var/lib/mock/f40-build-2090525-50225/root/chroot_tmpdir/scmroot/qt6-qttools'...
$ git fetch origin 932514bc3740a67dca5f48f4e3bedbcaa0e0a13c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qttools
 * [new ref]         932514bc3740a67dca5f48f4e3bedbcaa0e0a13c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 932514b 6.6.1