bzrlib.errors.DuplicateKey when importing debian

[James Westby]

http://package-import.ubuntu.com/status/auth-client-config.html
http://package-import.ubuntu.com/status/mdadm.html

Traceback (most recent call last):
  File "/srv/package-import.canonical.com/new/scripts/import_package.py", line 956, in <module>
    no_existing=options.no_existing))
  File "/srv/package-import.canonical.com/new/scripts/import_package.py", line 886, in main
    import_package(temp_dir, importp, revid_db, bstore, possible_transports=possible_transports)
  File "/srv/package-import.canonical.com/new/scripts/import_package.py", line 600, in import_package
    use_time_from_changelog=True)
  File "/srv/package-import.canonical.com/new/scripts/plugins/builddeb/import_dsc.py", line 1277, in import_package
    pull_debian=pull_debian)
  File "/srv/package-import.canonical.com/new/scripts/plugins/builddeb/import_dsc.py", line 1215, in _import_native_package
    file_ids_from=file_ids_from)
  File "/srv/package-import.canonical.com/new/scripts/plugins/builddeb/import_dsc.py", line 1028, in import_debian
    file_ids_from=parent_trees + debian_trees)
  File "/srv/package-import.canonical.com/new/scripts/plugins/builddeb/bzrtools_import.py", line 198, in import_dir
    import_archive(tree, dir_file, file_ids_from=file_ids_from)
  File "/srv/package-import.canonical.com/new/scripts/plugins/builddeb/bzrtools_import.py", line 243, in import_archive
    trans_id)
  File "/usr/lib/python2.5/site-packages/bzrlib/transform.py", line 1177, in create_file
    unique_add(self._new_contents, trans_id, 'file')
  File "/usr/lib/python2.5/site-packages/bzrlib/transform.py", line 67, in unique_add
    raise DuplicateKey(key=key)
bzrlib.errors.DuplicateKey: Key new-251 is already present in map

[Dimitri John Ledkov (xnox)]

I really want mdadm package to be up to date. Is there anything that can be done to get the recent package versions imported correctly?