Buckley’s, page-2

Nope. Dates back much further than that, convict times.
https://en.m.wikipedia.org/wiki/William_Buckley_(convict)

'Buckley's improbable survival is believed by many Australians to be the source of the vernacular phrase, "you've got Buckley's or none" (or simply "you've got Buckley's"), which means "no chance", or "it's as good as impossible". The Macquarie Dictionary supports this theory. '
'