$ git clone -n https://src.fedoraproject.org/rpms/python-pyqt6.git /var/lib/mock/f39-build-1708238-41222/root/chroot_tmpdir/scmroot/python-pyqt6
Cloning into '/var/lib/mock/f39-build-1708238-41222/root/chroot_tmpdir/scmroot/python-pyqt6'...
$ git fetch origin 7312f1c355759f6d7b5cbce85f7c5815d1048981:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyqt6
 * [new ref]         7312f1c355759f6d7b5cbce85f7c5815d1048981 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7312f1c 6.6.0