REI is incompatible with any version of cloth config pre-6.2 but origins includes an old version (6.0.42)
(Also i tried adding a new version of cloth config, but the game just crashed without a fabric report, so that's not working)

Full Error:
Incompatible mod set!
net.fabricmc.loader.impl.FormattedException: Mod resolution encountered an incompatible mod set!
A potential solution has been determined:
- Replace mod 'Roughly Enough Items' (roughlyenoughitems) 7.3.443 with any version that is compatible with:
Unmet dependency listing:
- Mod 'Roughly Enough Items' (roughlyenoughitems) 7.3.443 is incompatible with any version before 6.2- of mod 'Cloth Config v6' (cloth-config), but a matching version is present: 6.0.42!
at net.fabricmc.loader.impl.FabricLoaderImpl.load(FabricLoaderImpl.java:190)
at net.fabricmc.loader.impl.launch.knot.Knot.init(Knot.java:142)
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:71)
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23)

Latest version now uses Cloth Config 6.2.x