Merge pull request #7549 from Bo98/resource-fetch

resource: restore fetch in stage

Library/Homebrew/formula.rb

@@ -1160,7 +1160,6 @@ class Formula
   # @private
   def brew
     @prefix_returns_versioned_prefix = true
-    active_spec.fetch
     stage do |staging|
       staging.retain! if Homebrew.args.keep_tmp?
       prepare_patches

Library/Homebrew/resource.rb

@@ -70,6 +70,7 @@ class Resource
   def stage(target = nil, &block)
     raise ArgumentError, "target directory or block is required" unless target || block
 
+    fetch
     prepare_patches
 
     unpack(target, &block)