t / chainlint / broken-chain.teston commit blame: default to HEAD in a bare repo when no start commit is given (a544fb0)
   1(
   2        foo &&
   3# LINT: missing "&&" from 'bar'
   4        bar
   5        baz &&
   6# LINT: final statement before closing ")" legitimately lacks "&&"
   7        wop
   8)