getGroupMint requires no hash

api.ts

@@ -276,11 +276,10 @@ export const getWorkerReward = (
 export const getCouncilMint = (api: ApiPromise, hash: Hash): Promise<MintId> =>
   api.query.council.councilMint.at(hash);
 
-export const getGroupMint = (
+export const getGroupMint = async (
   api: ApiPromise,
-  group: string,
-  hash: Hash
-): Promise<MintId> => api.query[group].mint.at(hash);
+  group: string
+): Promise<MintId> => (await api.query[group].mint()) as MintId;
 
 export const getMintsCreated = async (
   api: ApiPromise,