Back out "Revert D49107540: [pytorch][PR] split by tag" (#109332)
Summary:
Original commit changeset: 6391a068640b
Original Phabricator Diff: D49107540
bypass-github-pytorch-ci-checks
FB: https://fb.workplace.com/groups/1405155842844877/permalink/7432758670084534/
Test Plan: same as D49107540
Reviewed By: uciyc123, 842974287
Differential Revision: D49297522
