Wireshark-dev: Re: [Wireshark-dev] Adding a new dissector - beginners guide

From: Thomas Wiens <th.wiens@xxxxxx>
Date: Fri, 22 Aug 2014 16:15:42 +0200
On 22 August 2014 16:05, wrote Graham Bloice:

> As I noted on the review, I think you must have removed the Change-ID: line
> from the commit message that Gerrit uses to track a new patch set for an
> existing change.
> 
> You should have used `git commit --amend` to commit and use the existing
> commit message.  See the "Amending a change" section in
> http://wiki.wireshark.org/Development/SubmittingPatches
> 
> To recover this, we can either consider the latest change as the "primary"
> change and abandon the older one (which would effectively throw away Bill's
> fine comments) or abandon the new change and resubmit your changes as a new
> patch set to the older change.

If it's possible to abandon the new change.
What should I do?
I think, I'll have to go back to the old change-id-version, and then
apply my changes again with "git commit --amend".

How do I get back to the old version?