$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebchannel.git /var/lib/mock/f45-build-34155-679/root/chroot_tmpdir/scmroot/qt6-qtwebchannel
Cloning into '/var/lib/mock/f45-build-34155-679/root/chroot_tmpdir/scmroot/qt6-qtwebchannel'...
$ git fetch origin bec2cc3af19061696490aa07e72537b8d3f3d440:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebchannel
 * [new ref]         bec2cc3af19061696490aa07e72537b8d3f3d440 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bec2cc3 6.11.2