Find commits via various criteria on the default branch (usually master). This method returns up to 100 results per page.
When searching for commits, you can get text match metadata for the message field when you provide the text-match media type. For more details about how to receive highlighted search results, see Text match
metadata.
For example, if you want to find commits related to CSS in the octocat/Spoon-Knife repository. Your query would look something like this:
q=repo:octocat/Spoon-Knife+css
Scopes requested: user, public_repo, repo, notifications, gist
Authorization