Called when a set of positions on the map is cloned.
source_offset: TilePositiondestination_offset: TilePositionsource_surface: LuaSurfacesource_positions: Array<TilePosition>destination_surface: LuaSurfacedestination_force?: LuaForceclone_tiles: booleanclone_entities: booleanclone_decoratives: booleanclear_destination_entities: booleanclear_destination_decoratives: booleanname: defines.events — Identifier of the eventtick: uint32 — Tick the event was generated.