Could it be Lucas was referencing that famed hero of TV's yesteryear...
Commando Cody... Sky Marshal of the Universe!
Not Commander Cody, as in the band, "Commander Cody and the Lost Planet Airmen", nossir; I'm talking about that high-flying Rocketman played by Judd Holdren on TV, based on the character from one of the last great sci-fi serials, "Radar Men From The Moon." This guy, here:
Not this guy, here:
The Rocketeer was, I believe, an affectionate tribute to the original King of the Rocketmen (who went by several names before settling on the Cody moniker), including, of course...
... Jeff King, as in, uh, King of the Rocketmen.
From Commander Cody and his band, through Dave Stevens' Rocketeer and George Lucas' clone soldier Cody, it's clear to me that I'm not the only kid who fell in love with that rocket-strapped leather jacket and tin can helmet. Maybe you did too. Maybe you didn't.
But this is one of the Dumb Things I Love.