tailor crash by the migration from a git to bzr repository on Ubuntu 8.04 Hardy

When i trying to migrate a git repository to a bzr repository with tailor (version 0.9.30-1 in Ubuntu 8.04 Hardy) stops this with a error message:
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Traceback (most recent call last):
  File "/usr/bin/tailor", line 35, in <module>
    main()
  File "/var/lib/python-support/python2.5/vcpx/tailor.py", line 337, in main
    tailorizer = Tailorizer(projname, config)
  File "/var/lib/python-support/python2.5/vcpx/project.py", line 95, in __init__
    self._load()
  File "/var/lib/python-support/python2.5/vcpx/project.py", line 139, in _load
    self.source = self.__loadRepository('source')
  File "/var/lib/python-support/python2.5/vcpx/project.py", line 187, in __loadRepository
    return Repository(repname, self, which)
  File "/var/lib/python-support/python2.5/vcpx/repository/__init__.py", line 79, in __init__
    self._load(project)
  File "/var/lib/python-support/python2.5/vcpx/repository/git/__init__.py", line 60, in _load
    self.env['GIT_DIR'] = join(self.basedir, self.METADIR)
AttributeError: 'GitRepository' object has no attribute 'basedir'
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This is a bug in tailor, see http://progetti.arstecnica.it/tailor/changeset/1454 and was fixed in the original tailor sourcecode.
As Attachment i added the original patch from http://progetti.arstecnica.it/tailor/changeset/1454.
Please fix the Ubuntu 8.04 Hardy tailor package.
Thank you.