This version of GitHub Enterprise was discontinued on 2022-06-03. No patch releases will be made, even for critical security issues. For better performance, improved security, and new features, upgrade to the latest version of GitHub Enterprise. For help with the upgrade, contact GitHub Enterprise support.
Managing Git access to your organization's repositories
You can add an SSH certificate authority (CA) to your organization and allow members to access the organization's repositories over Git using keys signed by the SSH CA.