In the summer of 2011 Mogg was on the brink of giving up on his dream of playing professional rugby. But he earned a call up to the Brumbies squad for the 2012 season and his devastating early-season form led to a call up to the Wallabies squad.

Brumbies backs coach, and former Wallaby, Stephen Larkham went as far as comparing the young fullback to Brumbies and Australia legend Joe Roff.