e227045b06d62ee7d2fbab9d5ade9030ff43170b is the last commit imported from CVS.
All commits after that one have valid author and committer information.

Use this to examine the change log for earlier changes:

    $ git show e227045b06d62ee7d2fbab9d5ade9030ff43170b:ChangeLog
    $ git show e227045b06d62ee7d2fbab9d5ade9030ff43170b:ChangeLog.0
    $ git show e227045b06d62ee7d2fbab9d5ade9030ff43170b:ChangeLog.00