--- a/contrib/base-revsets.txt Mon Jul 16 16:43:35 2018 +0200
+++ b/contrib/base-revsets.txt Mon Jul 16 16:46:32 2018 +0200
@@ -46,3 +46,4 @@
(20000::) - (20000)
# The one below is used by rebase
(children(ancestor(tip~5, tip)) and ::(tip~5))::
+heads(commonancestors(last(head(), 2)))