Add this datapack to the game to add compatibility between Repurposed Structures and Incubation. You will find the chicken coops in RS's Overworld Villages. That's right! CHICKENS IN REPURPOSED STRUCTURES VILLAGES!!! ALL HAIL THE CHICKENS!!! START A BARN!!
Forge:
Incubation mod can be obtained from here: https://www.curseforge.com/minecraft/mc-mods/incubation
Repurposed Structures mod can be obtained from here: https://www.curseforge.com/minecraft/mc-mods/repurposed-structures
Note for people using CurseForge Launcher to download datapacks, use mods like Global Data & Resourcespacks to automatically load in downloaded datapacks without needing to manually move the datapacks from the resourcepack folder to the correct folders.
https://www.curseforge.com/minecraft/mc-mods/drp-global-datapack