The source repository can be viewed online at http://bzr.savannah.gnu.org/lh/kasoverb/
Source tarball snapshots are available in the download area http://download.savannah.gnu.org/releases/kasoverb/
Savannah has a write up https://savannah.nongnu.org/bzr/?group=kasoverb on how to use Bazaar to obtain the source repository.
To learn more about Bazzar visit Canonical's web site http://bazaar.canonical.com/en/.
bzr branch bzr://bzr.savannah.nongnu.org/kasoverb/alpha0