old_contents: """Provides the repository macro to import LLVM."""
  
  load("//third_party:repo.bzl", "tf_http_archive")
  
  def repo(name):
      """Imports LLVM."""
      LLVM_COMMIT = "2656fb39451ff19400b76bba93f7f6a27879784c"
      LLVM_SHA256 = "07dbae443dd41c2fe8a0fee02e81ec651941ff4404aa5c298e34c8f931166186"
  
      tf_http_archive(
          name = name,
          sha256 = LLVM_SHA256,
          strip_prefix = "llvm-project-{commit}".format(commit = LLVM_COMMIT),
          urls = [
              "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
              "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
          ],
          build_file = "//third_party/llvm:llvm.BUILD",
          patch_file = [
              "//third_party/llvm:build.patch",
              "//third_party/llvm:mathextras.patch",
              "//third_party/llvm:toolchains.patch",
              "//third_party/llvm:temporary.patch",  # Cherry-picks and temporary reverts. Do not remove even if temporary.patch is empty.
          ],
          link_files = {"//third_party/llvm:run_lit.sh": "mlir/run_lit.sh"},
      )
  
new_contents: """Provides the repository macro to import LLVM."""
  
  load("//third_party:repo.bzl", "tf_http_archive")
  
  def repo(name):
      """Imports LLVM."""
      LLVM_COMMIT = "b0fb71613b680b569a665fd1155da8fed0389c7b"
      LLVM_SHA256 = "4a03497a5dcc911a44c60f7036a5eac812c7e1fbb4cd0c614a18f4ffc6736e79"
  
      tf_http_archive(
          name = name,
          sha256 = LLVM_SHA256,
          strip_prefix = "llvm-project-{commit}".format(commit = LLVM_COMMIT),
          urls = [
              "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
              "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
          ],
          build_file = "//third_party/llvm:llvm.BUILD",
          patch_file = [
              "//third_party/llvm:build.patch",
              "//third_party/llvm:mathextras.patch",
              "//third_party/llvm:toolchains.patch",
              "//third_party/llvm:temporary.patch",  # Cherry-picks and temporary reverts. Do not remove even if temporary.patch is empty.
          ],
          link_files = {"//third_party/llvm:run_lit.sh": "mlir/run_lit.sh"},
      )
  
subject: Integrate LLVM at llvm/llvm-project@b0fb71613b68