View the original community article here
Last tested: March 2021
When you're using a non-standard Git port. From git docs:
URLs with custom or non-standard git ports can be used with Looker by adding the non-standard port number to the git URL. For example: ssh://git@corporate.git.server.com:22/myorganization/myproject.git
Please note that you must include the ssh://
for this to work properly.
This content is subject to limited support.