https://www.hemmings.com/stories/2021/03/08/find-of-the-day-flash-gordons-1968-ford-mustang-shelby-gt500?refer=news&utm_source=edaily&utm_medium=email&utm_campaign=2021-03-08
He would put the car on a barge and with a rope in his mouth pull it across a lake. ;)
I believe that this information first came to light from Carter Gette who said that Gette Ford, Millbrook, NY, serviced the car regularly.