update generated site by force

deploy.sh

diff --git a/deploy.sh b/deploy.sh
index 6b810f1..b73ebac 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -50,7 +50,7 @@
 rm -r ~/$tmp_dir
 
 # Push latest SITE to server
-git push -u origin $SITE > /dev/null 2>&1
+git push -u origin $SITE -f > /dev/null 2>&1
 if [ $? = 0 ]; then
   echo "Push $SITE successful"
 else