[all-commits] [llvm/llvm-project] 5aad78: [ci] Diff against origin/BASE-BRANCH

[Louis Dionne via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5aad7894812a53b69e989a61a567f5617df4a057
      https://github.com/llvm/llvm-project/commit/5aad7894812a53b69e989a61a567f5617df4a057
  Author: Louis Dionne <ldionne.2 at gmail.com>
  Date:   2024-01-25 (Thu, 25 Jan 2024)

  Changed paths:
    M .ci/generate-buildkite-pipeline-premerge

  Log Message:
  -----------
  [ci] Diff against origin/BASE-BRANCH

Otherwise, when the base branch is not something that the CI runner
has checked out, that reference to e.g. release/18.x is ambiguous.