Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - https://web.archive.org/web/20240624110003/https://docs-internal-46619-d1aa34.preview.ghdocs.com/en/copilot/configuring-github-copilot/configuring-github-copilot-settings-on-githubcom