Not sure what GPS you have. I have a garmin that I connect through a cradle to a usb port. Hopefully you have similar. The garmin ant agent through bluetooth can be a pain.
Go to https://www.livelox.com/
Type Bendigo in the event name search and press search.
Click on the Benidgo Rocks event that comes up
Click on add route
Login to the eventor page that comes up
Click on upload file button lower left
Navigate to your gps (mine is garmin and in the activities sub directpry there will be list of fit files. choose the one with the correct date.
After that you have to choose the course and tell it to go.