1602
1602
self.addCleanup(target.unlock)
1603
1603
source = source_tree.branch.repository._get_source(target._format)
1604
1604
self.orig_pack = target.pack
1606
1606
search = target.search_missing_revision_ids(
1607
1607
source_tree.branch.repository, revision_ids=[tip])
1608
1608
stream = source.get_stream(search)