Did one like that at one time. No mowing. But I had to drag a two hundred foot hose through the front door and out the sliding glass door in back. Worked OK--maybe you could throw the hose over the fence. I wouldn't want to mow it.
This is a good job for a backpack sprayer. Mowing--good luck.
My mother's nursing home has a tall fence--the mowing firm has a key to the gate.
I heard of a couple instances where they had to access by using the elevator.