$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebview.git /var/lib/mock/f40-build-790818-136875/root/chroot_tmpdir/scmroot/qt6-qtwebview
Cloning into '/var/lib/mock/f40-build-790818-136875/root/chroot_tmpdir/scmroot/qt6-qtwebview'...
$ git fetch origin 46f5bc34bd31567a24fa87e21966130112a1ba40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebview
 * [new ref]         46f5bc34bd31567a24fa87e21966130112a1ba40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 46f5bc3 6.6.2