fix publish script
diff --git a/publish.sh b/publish.sh
index 07f14d2..0d8304c 100755
--- a/publish.sh
+++ b/publish.sh
@@ -22,7 +22,6 @@
 bundler exec jekyll build -d content
 
 COMMIT_HASH=`git rev-parse HEAD`
-git checkout asf-site
 
 git pull
 git add content