- git-buildpackage:
  - allow to export the hole source tree to tmpdir before building
  - easy push/pull to/from remote repositories (like alioth) after a
    successful build/for getting the sources (--git-post-tag-hook)
- git-import-orig:
  - allow to import from an unpacked source tree
- git-import-dsc:
  - allow to import into a git repository for backports