webkitscmpy's PR object should expose the hash of the HEAD commit. This allows code consuming the PR object to query the remote repository for the commit in a PR.
<rdar://problem/104889825>
Pull request: https://github.com/apple/WebKit/pull/337
Pull request: https://github.com/WebKit/WebKit/pull/9414
Committed 259691@main (632106470537): <https://commits.webkit.org/259691@main> Reviewed commits have been landed. Closing PR #9414 and removing active labels.
Committed 259548.34@safari-7615-branch (fae4d5c750e8): <https://commits.webkit.org/259548.34@safari-7615-branch> Reviewed commits have been landed. Closing PR #344 and removing active labels.