$ git clone -n https://src.fedoraproject.org/rpms/mingw-qt6-qt3d.git /var/lib/mock/f42-build-3460553-45515/root/chroot_tmpdir/scmroot/mingw-qt6-qt3d
Cloning into '/var/lib/mock/f42-build-3460553-45515/root/chroot_tmpdir/scmroot/mingw-qt6-qt3d'...
$ git fetch origin b3038a6b49b7b5c5380edda76eb90d331dd84baa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-qt6-qt3d
 * [new ref]         b3038a6b49b7b5c5380edda76eb90d331dd84baa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3038a6 Update to 6.8.2