diff -r 3df0bd706c40 -r 833210fbd900 relnotes/next
--- a/relnotes/next	Fri Dec 27 15:14:19 2019 -0800
+++ b/relnotes/next	Fri Dec 27 13:47:59 2019 -0800
@@ -31,4 +31,5 @@
 
  * `copies.duplicatecopies()` was renamed to
    `copies.graftcopies()`. Its arguments changed from revision numbers
-   to context objects.
+   to context objects. It also lost its `repo` and `skip` arguments
+   (they should no longer be needed).