saint@saint-desktop:~/Development/Rockbox/rockbox$ git commit --amend --author="Ryan Billing <ryjobil@gmail.com>"
[master 0155a57] DSP Compressor: Sidechain, Exponential Atk/Rls
 Author: Ryan Billing <ryjobil@gmail.com>
 7 files changed, 322 insertions(+), 90 deletions(-)
saint@saint-desktop:~/Development/Rockbox/rockbox$ git push origin HEAD:refs/for/master
Counting objects: 35, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (18/18), done.
Writing objects: 100% (18/18), 5.56 KiB, done.
Total 18 (delta 17), reused 0 (delta 0)
remote: Resolving deltas:   0% (0/17)
remote:
remote: ERROR:  In commit 0155a57f388e18ba39c8cb80c4531e018e8c7e73
remote: ERROR:  author email address ryjobil@gmail.com
remote: ERROR:  does not match your user account.
remote: ERROR:
remote: ERROR:  The following addresses are currently registered:
remote: ERROR:    saint.lascivious@gmail.com
remote: ERROR:
remote: ERROR:  To register an email address, please visit:
remote: ERROR:  http://gerrit.rockbox.org/#/settings/contact
remote:
remote:
To ssh://Saint@gerrit.rockbox.org:29418/rockbox
 ! [remote rejected] HEAD -> refs/for/master (invalid author)
error: failed to push some refs to 'ssh://Saint@gerrit.rockbox.org:29418/rockbox'
saint@saint-desktop:~/Development/Rockbox/rockbox$