Stem up between the encroaching sides to the bottom of the flake-like feature. Pull through positive holds and hope-it's-good protection. Thinking it's good enough, go for the bouldery moves to some stemming rests. Plug the biggest piece you'll get (.5" cam) behind a perfect little flake, then continue to gun through more tiny-ass protection and remarkably perfect holds. Once you've reach the top jugs, move right to the bolted anchor.

Back of the Fly By Night gully, left side

Really small gear