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    "cmd": [
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      "@@@STEP_LOG_LINE@json.input@{@@@",
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      "@@@STEP_LOG_LINE@json.input@    \"q\": \"email:author@example.com\"@@@",
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      "@@@STEP_LOG_LINE@template@{remote}@@@",
      "@@@STEP_LOG_LINE@template@{project_name} Rolled-Commits: {old_revision:.15}..{new_revision:.15}@@@",
      "@@@STEP_LOG_END@template@@@",
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      "@@@STEP_LOG_LINE@kwargs@'old_revision': '1111111111111111111111111111111111111111'@@@",
      "@@@STEP_LOG_LINE@kwargs@'original_message': 'foo\\nbar\\n\\nChange-Id: I1111'@@@",
      "@@@STEP_LOG_LINE@kwargs@'project_name': 'a1'@@@",
      "@@@STEP_LOG_LINE@kwargs@'remote': 'https://pigweed.googlesource.com/pigweed/pigweed'@@@",
      "@@@STEP_LOG_LINE@kwargs@'sanitized_message': 'foo\\nbar\\n'@@@",
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      "@@@STEP_LOG_LINE@message@https://pigweed.googlesource.com/pigweed/pigweed@@@",
      "@@@STEP_LOG_LINE@message@a1 Rolled-Commits: 111111111111111..2d72510e447ab60@@@",
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    "cmd": [],
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    "cmd": [
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    "cmd": [
      "[START_DIR]/cipd_tool/path/to/gerrit/version%3Apinned-version/gerrit",
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    "name": "check for completion"
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  {
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]