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    "cmd": [
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    "cmd": [],
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  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "[{\"applied\": true, \"base\": \"HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_\", \"base_type\": \"submitted_commit_hash\", \"branch\": \"main\", \"commit_message\": \"\", \"gerrit_name\": \"pigweed\", \"is_merge\": false, \"number\": 1234, \"patchset\": null, \"project\": null, \"rebase\": false, \"ref\": \"h3ll0\", \"remote\": \"https://pigweed.googlesource.com/pigweed/pigweed\", \"submitted\": true}]",
      "[CLEANUP]/tmp_tmp_1"
    ],
    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "checkout pigweed.write changes.json",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@tmp_tmp_1@[{\"applied\": true, \"base\": \"HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_\", \"base_type\": \"submitted_commit_hash\", \"branch\": \"main\", \"commit_message\": \"\", \"gerrit_name\": \"pigweed\", \"is_merge\": false, \"number\": 1234, \"patchset\": null, \"project\": null, \"rebase\": false, \"ref\": \"h3ll0\", \"remote\": \"https://pigweed.googlesource.com/pigweed/pigweed\", \"submitted\": true}]@@@",
      "@@@STEP_LOG_END@tmp_tmp_1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.git log",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "log",
      "--oneline",
      "-n",
      "10"
    ],
    "cwd": "[START_DIR]/co",
    "name": "checkout pigweed.git log.[START_DIR]/co",
    "timeout": 600.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.base",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@SET_BUILD_PROPERTY@got_revision@\"HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_\"@@@",
      "@@@SET_BUILD_PROPERTY@got_revision_type@\"submitted_commit_hash\"@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[START_DIR]/snapshot"
    ],
    "infra_step": true,
    "name": "checkout pigweed.mkdir",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "submodule",
      "status",
      "--recursive"
    ],
    "cwd": "[START_DIR]/co",
    "name": "checkout pigweed.submodule-status",
    "timeout": 600.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "submodule status filler text",
      "[START_DIR]/snapshot/submodules.log"
    ],
    "infra_step": true,
    "name": "checkout pigweed.write submodule snapshot",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@submodules.log@submodule status filler text@@@",
      "@@@STEP_LOG_END@submodules.log@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "log",
      "--oneline",
      "-n",
      "10"
    ],
    "cwd": "[START_DIR]/co",
    "name": "checkout pigweed.log",
    "timeout": 600.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "",
      "[START_DIR]/snapshot/git.log"
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    "infra_step": true,
    "name": "checkout pigweed.write git log",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_END@git.log@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "log",
      "--max-count=1",
      "--pretty=format:%H"
    ],
    "cwd": "[START_DIR]/co",
    "name": "git log",
    "timeout": 600.0,
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@HASH@@@"
    ]
  },
  {
    "cmd": [],
    "name": "revision",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@'HASH'@@@"
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  {
    "cmd": [],
    "name": "revision (2)",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@'HASH'@@@"
    ]
  },
  {
    "cmd": [],
    "name": "gerrit_host",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@'pigweed-review.googlesource.com'@@@"
    ]
  },
  {
    "cmd": [],
    "name": "gerrit_project",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@'pigweed/pigweed'@@@"
    ]
  },
  {
    "cmd": [
      "python3",
      "RECIPE_MODULE[pigweed::checkout]/resources/submodule_status.py",
      "[START_DIR]/co",
      "/path/to/tmp/json"
    ],
    "name": "submodule status",
    "~followup_annotations": [
      "@@@STEP_LOG_LINE@json.output@{}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [],
    "name": "submodules",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@[]@@@"
    ]
  },
  {
    "name": "$result"
  }
]