view .arcconfig @ 39895:1a184b727aff

repo: don't look up context for tip node if it's not needed

We were doing repo['tip'].node() or similar in a few places where
repo.changelog.tip() would be enough.

Differential Revision: https://phab.mercurial-scm.org/D4781

{
    "conduit_uri": "https://phab.mercurial-scm.org/api",
    "repository.callsign": "HG",
    "arc.land.onto.default": "@",
    "base": "hg:.^"
}