Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
Internal ChangesKind: in v2.1.233,
Internal ChangesSection of the release
What
The worktree code checks whether HEAD points at a commit by letting git succeed or fail quietly, rather than capturing the commit id and testing it against a hex pattern.
Evidence
"--verify",
Strings lifted out of the shipped bundle, so the claim above can be checked against them.