Reference - https://help.github.com/articles/connecting-to-github-with-ssh/
FlexDeploy version must be at least 4.5.2.123(Tomcat), 4.5.2.149(WebLogic). Git plugin must be 4.5.1.7 or higher.
Following steps must be done for FlexDeploy server and Endpoint where Git commands will be executed.
- Locate or generate SSH keys