gh-pr-lock - Lock pull request conversation
gh pr lock {<number> | <url>} [flags]
-r
, --reason
<string>
Optional reason for locking conversation (off_topic, resolved, spam, too_heated).
-R
, --repo
<[HOST/]OWNER/REPO>
Select another repository using the [HOST/]OWNER/REPO format
gh-pr(1)