31 def GetVersionFrom(src_dir, git_hash):  argument
43       git_llvm_rev.LLVMConfig(remote='origin', dir=src_dir), git_hash)
49 def GetGitHashFrom(src_dir, version):  argument
64       git_llvm_rev.LLVMConfig(remote='origin', dir=src_dir),
68 def CheckoutBranch(src_dir, branch):  argument
78   CheckCommand(['git', '-C', src_dir, 'checkout', branch])
79   CheckCommand(['git', '-C', src_dir, 'pull'])
115   src_dir = GetAndUpdateLLVMProjectInLLVMTools()
116   cmakelists_path = os.path.join(src_dir, 'llvm', 'CMakeLists.txt')
118     CheckCommand(['git', '-C', src_dir, 'checkout', git_hash])
124       CheckoutBranch(src_dir, git_llvm_rev.MAIN_BRANCH)