dan@dan-VirtualBox:~/octopress$ rake deploy
## Deploying branch to Github Pages
rm -rf _deploy/blog
rm -rf _deploy/robots.txt
rm -rf _deploy/index.html
rm -rf _deploy/sitemap.xml
rm -rf _deploy/javascripts
rm -rf _deploy/atom.xml
rm -rf _deploy/stylesheets
rm -rf _deploy/assets
rm -rf _deploy/images
rm -rf _deploy/favicon.png

## copying public to _deploy
cp -r public/. _deploy
rake aborted!
Permission denied - _deploy/./blog/archives/index.html

Tasks: TOP => deploy
(See full trace by running task with --trace)

dan@dan-VirtualBox:~/octopress$ sudo rake deploy
## Deploying branch to Github Pages
rm -rf _deploy/blog
rm -rf _deploy/robots.txt
rm -rf _deploy/index.html
rm -rf _deploy/sitemap.xml
rm -rf _deploy/javascripts
rm -rf _deploy/atom.xml
rm -rf _deploy/stylesheets
rm -rf _deploy/assets
rm -rf _deploy/images
rm -rf _deploy/favicon.png

## copying public to _deploy
cp -r public/. _deploy
cd _deploy

## Commiting: Site updated at 2013-04-02 19:34:10 UTC
# On branch master
nothing to commit (working directory clean)

## Pushing generated _deploy website
Permission denied (publickey).
fatal: The remote end hung up unexpectedly

## Github Pages deploy complete
cd -