[4][5] He previously rode for the Astana (2011) and Orica–GreenEDGE (2012–2015) teams in the UCI World Tour.

[6] Before turning professional, Clarke competed in track cycling as an Australian Institute of Sport scholarship holder.

The only other survivor of the break was Omega Pharma–Quick-Step's Tony Martin, whom Clarke out sprinted to claim his first professional victory.

[10] He was added to Australia's roster for the 2016 Summer Olympics, replacing Simon Gerrans (Orica–GreenEDGE), who had crashed out of the Tour de France.

As the third week began he was forced to quit the Tour for the first time in his career, due to a positive COVID test.