It seems that Abrams could have copied Revenge of the Sith in Episode IX
Force Awaken was a copypaste from A New Hope. Last Jedi was a (subverted wink wink) copy of Hoth Battle in Empire Strikes Back and Return of Jedi.
It seems that Episode IX couldn't copy anymore SW movies... but hey, you're talking about JJ "Ctrl+C" Abrams!
Look at that:
https://starwarsblog.starwars.com/wp-content/uploads/2019/05/art-of-rise-of-skywalker.jpg
Now look at that...
https://vignette.wikia.nocookie.net/starwars/images/a/a2/High_ground.png