$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebchannel.git /var/lib/mock/f41-build-861411-169750/root/chroot_tmpdir/scmroot/qt6-qtwebchannel
Cloning into '/var/lib/mock/f41-build-861411-169750/root/chroot_tmpdir/scmroot/qt6-qtwebchannel'...
$ git fetch origin 9e2882b461005cec3beb018bd6638ceb4ab50b33:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebchannel
 * [new ref]         9e2882b461005cec3beb018bd6638ceb4ab50b33 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e2882b 6.8.0