Merge pull request #7915 from iMichka/link

link_overwrite: allow to overwrite files from alias

Library/Homebrew/formula.rb

@@ -1112,13 +1112,14 @@ class Formula
       return false if tab_tap.nil?
 
       begin
-        Formulary.factory(keg.name)
+        f = Formulary.factory(keg.name)
       rescue FormulaUnavailableError
         # formula for this keg is deleted, so defer to allowlist
       rescue TapFormulaAmbiguityError, TapFormulaWithOldnameAmbiguityError
         return false # this keg belongs to another formula
       else
-        return false # this keg belongs to another formula
+        # this keg belongs to another unrelated formula
+        return false unless (f.aliases + f.oldname).include?(keg.name)
       end
     end
     to_check = path.relative_path_from(HOMEBREW_PREFIX).to_s