dgavagnin@merovingio:~/git/motoguzzi_website$ cap to_stage deploy
  * 2014-10-23 18:27:33 executing `to_stage'
  * 2014-10-23 18:27:33 executing `deploy'
  * 2014-10-23 18:27:33 executing `deploy:update'
 ** transaction: start
  * 2014-10-23 18:27:33 executing `deploy:update_code'
    triggering before callbacks for `deploy:update_code'
--> Updating code base with rsync_with_remote_cache strategy
    executing locally: "git ls-remote git@github.com:HartSrlMassimilianoVentimiglia/motoguzzi_website.git develop"
The authenticity of host 'github.com (192.30.252.131)' can't be established.
RSA key fingerprint is 16:27:ac:a5:76:28:2d:36:63:1b:56:4d:eb:df:a6:48.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'github.com,192.30.252.131' (RSA) to the list of known hosts.
Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
*** [deploy:update_code] rolling back
  * executing "rm -rf /storage/vhosts/motoguzzi.stage.h-art.it/releases/20141023162739; true"
    servers: ["147.123.242.146"]
Password:
    [147.123.242.146] executing command
    command finished in 85ms
Command git ls-remote git@github.com:HartSrlMassimilianoVentimiglia/motoguzzi_website.git develop returned status code pid 962 exit 128