--- a/mercurial/patch.py	Fri Jan 25 09:50:23 2019 -0800
+++ b/mercurial/patch.py	Thu Jan 17 18:05:54 2019 +0530
@@ -2805,6 +2805,10 @@
         elif (line.startswith('GIT binary patch') or
               line.startswith('Binary file')):
             isbinary = True
+        elif line.startswith('rename from'):
+            filename = line.split()[-1]
+        elif line.startswith('rename to'):
+            filename += ' => %s' % line.split()[-1]
     addresult()
     return results