tests/test-requires.t

49967:5698c5eee12b

  [255]
  $ hg clone --pull supported clone-dst
  abort: required features are not supported in the destination: featuresetup-test
  [255]

  $ cd ..

49972:1bd33932713d

  [255]
  $ hg clone --pull supported clone-dst
  abort: required features are not supported in the destination: featuresetup-test
  [255]

Bundlerepo also enforces the underlying repo requirements

  $ hg --cwd supported bundle --all ../bundle.hg
  1 changesets found
  $ echo outdoor-pool > push-dst/.hg/requires
  $ hg --cwd push-dst log -R ../bundle.hg -T phases
  abort: repository requires features unknown to this Mercurial: outdoor-pool
  (see https://mercurial-scm.org/wiki/MissingRequirement for more information)
  [255]

  $ cd ..