Tap the Mario Kart mushroom for a boost. Reach into the Haribo bucket for another. Keep your line or risk the wrath of the trailing and evidently irritable banana in Pyjama. Quick thumbs up for the Irish flag. One glass of water down the throat for the thirst, another over the head for the heat. For the first time in two years, last Sunday thousands of runners raced through Melbourne’s streets for 26 miles. 42 kilometres in new money. It had been postponed until December due to the Delta lockdown, the city’s sixth. The event kicked off at 6am in…