Thanks to John Williams for letting us know that the National Archives Of Australia's magazine Memento issue 39 has a brief article about John's having uncovered the missing footage from The Goodies "Commonwealth Games" episode last year.  The article can be found in the "In brief section on page 32.

This link may take you directly to that page:
http://memento.realviewtechnologies.com/?xml=memento#folio=032

If that doesn't work, go to
http://www.naa.gov.au/about-us/publications/memento/index.aspx, click on "View online" link under the photo of the latest issue's cover, and then navigate to page 32. You can then click anywhere on the page to enlarge the text.