Fix branch detection and hardcode fe branch to be develop

manage.sh

@@ -3,7 +3,7 @@
 fetch() {
   if [ $LOCAL = false ]; then
     mkdir .tmp
-    git clone $FRONTEND_REPO --branch $BRANCH --depth 1 .tmp/fe
+    git clone $FRONTEND_REPO --branch develop --depth 1 .tmp/fe
     git clone $BACKEND_REPO --branch $BRANCH --depth 1 .tmp/be
     FRONTEND_REPO=.tmp/fe
     BACKEND_REPO=.tmp/be
@@ -75,7 +75,7 @@ else
 			shift 2
 			;;
 		--branch)
-			branch="$2"
+			BRANCH="$2"
 			shift 2
 			;;
 		-*)