Host SHADOW_PROD
  User prodsupport
  HostName 127.0.0.1
  Port 22
  IdentityFile ~/.ssh/non-existent
Host UAT
  User manager
  HostName 127.0.0.1
  Port 22
  IdentityFile ~/.ssh/non-existent
Host BETA
  User developer
  HostName 127.0.0.1
  Port 22
  IdentityFile ~/.ssh/non-existent