This seems like a situation where lightweight checkouts might be useful:

http://doc.bazaar.canonical.com/latest/en/user-guide/using_checkouts.html

Hope that helps,
*Chad

On Wed, 04 May 2011 12:39:29 +0300 "Grigorios Bouzakis" <grbzks@xsmail.com> wrote:

Hello, is it possible to provide frequent source snapshots of the
Emacs source tree? For example once a week? 
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