$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtopcua.git /var/lib/mock/f45-build-34131-678/root/chroot_tmpdir/scmroot/qt6-qtopcua
Cloning into '/var/lib/mock/f45-build-34131-678/root/chroot_tmpdir/scmroot/qt6-qtopcua'...
$ git fetch origin 6f5ff10e405cfcff65666a9a7318ebfe021d46f8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtopcua
 * [new ref]         6f5ff10e405cfcff65666a9a7318ebfe021d46f8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f5ff10 6.11.2