Extract all files from the hw1 02 folder in either The Force Awakens or The Rise Of Skywalker folders into GTA V> mods> x64j> levels> gta5> citye> hollywood 01> hw1 02.rpf.

These just replace the Meltdown movie posters outside the Oriental Theatre in Downtown Vinewood with one of the two theatrical Star Wars movie posters either The Force Awakens theatrical poster or The Rise Of Skywalker theatrical poster.