set upstream branch in syncing initial setup instructions

diff --git a/git_subtree_syncing.mdwn b/git_subtree_syncing.mdwn
index c037d10381427f9c5bdfca2714c1d0133859c46a..82fdde2328e1536bc94561fb71e95c1948614492 100644 (file)
--- a/git_subtree_syncing.mdwn
+++ b/git_subtree_syncing.mdwn
@@ -5,6 +5,7 @@ This folder is synchronized between nmutil.git and libreriscv.git (the wiki) usi
 cd nmutil
 git remote add -f wiki ssh://gitolite3@git.libre-soc.org:922/libreriscv.git
 git checkout -b wiki-master wiki/master
+git branch --set-upstream-to=wiki/master wiki-master
 git checkout master
 ```