If the mirror is not inline with the canonical repository, it's the current time that's important, not the time of the last commit on the mirror.
<rdar://problem/81524499>
Created attachment 434917 [details] Patch
Comment on attachment 434917 [details] Patch rs=me
Committed r280655 (240266@main): <https://commits.webkit.org/240266@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 434917 [details].