$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtconnectivity.git /var/lib/mock/f38-build-side-42-init-devel-829153-28366/root/chroot_tmpdir/scmroot/qt6-qtconnectivity
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-829153-28366/root/chroot_tmpdir/scmroot/qt6-qtconnectivity'...
$ git fetch origin 40e50b820432c8adda71877ca7331b2532eabf15:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtconnectivity
 * [new ref]         40e50b820432c8adda71877ca7331b2532eabf15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40e50b8 6.4.3