btw,i use https://github.com/shader/arc-openshift for openshift env,(not the https://github.com/arclanguage/anarki) how could i update it?
Just cd into the arc directory ($OPENSHIFT_DATA_DIR/arc, but I'm not sure how to deduce OPENSHIFT_DATA_DIR) and run:
$ git pull
error: Your local changes to the following files would be overwritten by merge:
Please, commit your changes or stash them before you can merge.
$ git diff lib/news.arc