according to the official site , that was indeed the Falcon in Revenge Of The Sith…https://www.starwars.com/databank/millennium-falcon and a relevant article explains the “plot hole” in Solo…https://screenrant.com/solo-explains-away-revenge-sith-easter-egg-problem/
That’s awesome - thanks! I’m assuming there’s a similar backstory somewhere re how Chewie lost his first bandolier…(just kidding!)