ubuntu@ubuntu-VirtualBox:~/Desktop/rockbox$ git push origin HEAD:refs/for/master
Counting objects: 16, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (10/10), done.
Writing objects: 100% (10/10), 2.03 KiB, done.
Total 10 (delta 8), reused 0 (delta 0)
remote: Resolving deltas: 100% (8/8)

remote: Processing changes: refs: 1, done
To ssh://johnb2@gerrit.rockbox.org:29418/rockbox
 ! [remote rejected] HEAD -> refs/for/master (change http://gerrit.rockbox.org/1600 closed)
error: failed to push some refs to 'ssh://johnb2@gerrit.rockbox.org:29418/rockbox'