$ . "$TESTDIR/bzr-definitions"

  $ cat > ghostcreator.py <<EOF

  > import sys

  > from bzrlib import workingtree

  > wt = workingtree.WorkingTree.open('.')

  > 

  > message, ghostrev = sys.argv[1:]

  > wt.set_parent_ids(wt.get_parent_ids() + [ghostrev])

  > wt.commit(message)

  > EOF

ghost revisions

  $ mkdir test-ghost-revisions

  $ cd test-ghost-revisions

  $ bzr init -q source

  $ cd source

  $ echo content > somefile

  $ bzr add -q somefile

  $ bzr commit -q -m 'Initial layout setup'

  $ echo morecontent >> somefile

  $ python ../../ghostcreator.py 'Commit with ghost revision' ghostrev

  $ cd ..

  $ hg convert source source-hg

  initializing destination source-hg repository

  scanning source...

  sorting...

  converting...

  1 Initial layout setup

  0 Commit with ghost revision

  $ glog -R source-hg

  o  1 "Commit with ghost revision" files: somefile

  |

  o  0 "Initial layout setup" files: somefile