Just to add, you need to differentiate different "branches" of the same code, probably to support different hardware features.
E.g. for 1300 R30 you actually have two different versions:
SWI133-29176-1300R30
SWI68-29958-1300R30
SWI68 is the EU market for MY22 and MY23, SWI133 is MY24
I...