rebase -x: sanity check command

diff --git a/RelNotes b/RelNotes
index c300119d9690d6f399569c5e873fafe62cc05237..463a237c65db66593e317d55103a6212a095b8aa 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes/1.9.txt
\ No newline at end of file
+Documentation/RelNotes/2.20.1.txt
\ No newline at end of file