Re: Rebasing multiple branches at once

> Hi,
>
> I've had this kind of things to do more than once, and had to do it a
> lot today, so I figured it would be worth discussing whether git-rebase
> should be enhanced to support this, or if this should go in a separate
> tool or whatever.
>
> So here is what I'm trying to do in a not-too painful way:
>
> I'm starting with something like this:
> A---B---C---D---E
>             \---F
>
> where A is master, and E and F are two local topics with a common set of
> things on top of master.
>
> The next thing that happens is that master is updated, and I want to
> rebase both topics on top of the new master.
>
> So I now have:
>
> A---G
> \---B---C---D---E
>             \---F
>
> If I do the dumb thing, which is to do `git rebase master E` and `git
> rebase master F`, I end up with:
>
> A---G---B'---C'---D'---E'
>     \---B"---C"---D"---F'
>
> That is, I just lost the fast that E and F had common history.