diff --git a/README b/README
index 1a1b4d4c0..13cab5d3b 100644
--- a/README
+++ b/README
@@ -30,3 +30,4 @@ Building on GNU/Linux or OS X:
 
 The “upstream” branch contains vanilla minetest-c55, created using:
     hg-fast-export -r ~/share/src/games/minetest -o upstream
+    git push origin upstream/master:upstream -f