bitbake/fetch2: Fix the problems introduced by the git fetcher AUTOREV fix

The ordering constrains on the urldata_init functions are not straight
forward. To avoid further problems, create a helper function to setup
the source revisions which the init functions can all at the appropriate
point.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/fetch2/bzr.py

@@ -45,6 +45,8 @@ class Bzr(FetchMethod):
         relpath = self._strip_leading_slashes(ud.path)
         ud.pkgdir = os.path.join(data.expand('${BZRDIR}', d), ud.host, relpath)
 
+        ud.setup_revisons(d)
+
         if not ud.revision:
             ud.revision = self.latest_revision(ud.url, ud, d)