[development] Is DRUPAL-5 branch necessary for module?

[Edgar Whipple]

andrew morton wrote:
> Yeah, but then if you've put in lots of fixes on the DRUPAL-5 branch
> you'll have to pull them up to HEAD before you start working on
> updating your module for Drupal 6. And it's usually a little while
> before a Drupal 5 compatible module stops working with the next
> version. It's not really not a huge issue but it is an annoyance.

When it's time to start working on version 6, couldn't I just check out
the most recent DRUPAL-5, then import it as the starting point for the
new version?