Re: Parent-less branches

From: Jakub Narebski <jnareb@gmail.com>
Date: May 3, 2008, 00:17 UTC
Message-ID: <m38wys6y1q.fsf@localhost.localdomain>
In-Reply-To: <20080502232008.GA20092@ulrik-ibook>

Ulrik Sverdrup <ulrik.sverdrup@gmail.com> writes:

Show 12 quoted lines

> Wincent Colaiuta <win@wincent.com> writes:
>>
>> I wanted to do this just the other day, but I did it all inside the  
>> one repo, and made some notes on the process here:
>> 
>> http://rails.wincent.com/wiki/Creating_independent_branches_with_Git
>> 
>> Basically, using "git write-tree" and "git commit-tree" plumbing.
> 
> I think I've seen this done much simpler, in this blog post:
> 
> http://madduck.net/blog/2007.07.11:creating-a-git-branch-without-ancestry/

And it is mentioned in http://git.or.cz/gitwiki/BlogPosts, athough not yet in either GitTips or GitFaq.

In short the solution is to create content-less branch using:

  $ git symbolic-ref HEAD refs/heads/newbranch
  $ rm .git/index
 
then commit.

> Even though your instructions seem more complicated than they are since
> they mix setting up the parentless branch and preparing the first
> commit content.

-- 
Jakub Narebski
Poland
ShadeHawk on #git