From: Alex Riesen <raa.lkml@gmail.com>
Date: Tue, 17 Apr 2007 15:11:33 GMT
Subject: Re: git branch --switch?
Message-ID: <81b0412b0704170811h510ce0afn1b2277b752bdf422@mail.gmail.com>
In-Reply-To: <F47212AE-B31D-4025-9859-6794E7405DF2@silverinsanity.com>

On 4/17/07, Brian Gernhardt <benji@silverinsanity.com> wrote:
>
> On Apr 17, 2007, at 10:21 AM, Alex Riesen wrote:
>
> > Kind of. It can be done with git-read-tree. I.e.:
> >
> >  $ git-read-tree --index-output=.git/tmp-index <branch-name> && \
> >     mv tmp-index .git/index && \
> >     git update-ref HEAD <branch-name>
>
> This does not appear to do what you think it will.  git update-ref
> will write the SHA1 of <branch-name> into the current HEAD, not
> switch HEAD to a new branch.
>

ach, right. Dangerous: it can change the ref HEAD points to. Very sorry!
Better just:

 $ rm .git/HEAD && git symbolic-ref HEAD "refs/heads/<branch-name>"

In the end, you just have git-checkout minus git-checkout-index. Maybe
a "git-checkout -n" can be useful. Even though I can't imagine what for.