Fixed: github.com key auth.

Author: rmariuzzo

.circleci/config.yml

@@ -33,6 +33,9 @@ jobs:
               git config --global user.email $GH_EMAIL
               git config --global user.name $GH_NAME
 
+              touch ~/.ssh/known_hosts
+              ssh-keyscan github.com >> ~/.ssh/known_hosts
+
               git clone $CIRCLE_REPOSITORY_URL out
 
               cd out
@@ -64,6 +67,9 @@ jobs:
               git config --global user.email $GH_EMAIL
               git config --global user.name $GH_NAME
 
+              touch ~/.ssh/known_hosts
+              ssh-keyscan github.com >> ~/.ssh/known_hosts
+
               npm run refresh
 
               git add -A