message: [TF:XLA] Move to the official llvm repo on github
diff: @@ -545,16 +545,14 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
  ],
  )
  - # TODO(phawkins): currently, this rule uses an unofficial LLVM mirror.
  - # Switch to an official source of snapshots if/when possible.
  tf_http_archive(
  name = "llvm",
  build_file = clean_dep("//third_party/llvm:llvm.autogenerated.BUILD"),
  - sha256 = "5fac6b0290848c159be3fc8682270f4e89011fa67be4fd11fc7130505dd13d48",
  - strip_prefix = "llvm-d35e5f8dded4c884ca25ca88f184e1505cad106c",
  + sha256 = "47a5cb24209c24370cd4fec7bfbda8b40d5660b3c821addcfb47a405a077eee9",
  + strip_prefix = "llvm-project-ecc999101aadc8dc7d4af9fd88be10fe42674aa0/llvm",
  urls = [
  - "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/d35e5f8dded4c884ca25ca88f184e1505cad106c.tar.gz",
  - "https://github.com/llvm-mirror/llvm/archive/d35e5f8dded4c884ca25ca88f184e1505cad106c.tar.gz",
  + "https://mirror.bazel.build/github.com/llvm/llvm-project/archive/ecc999101aadc8dc7d4af9fd88be10fe42674aa0.tar.gz",
  + "https://github.com/llvm/llvm-project/archive/ecc999101aadc8dc7d4af9fd88be10fe42674aa0.tar.gz",
  ],
  )
  