code: def one_experiment_changed_vcs(storage, one_experiment):
      """Create an experiment without trials."""
      experiment = experiment_builder.build(
          name=one_experiment["name"], storage=storage
      )
  
      experiment.metadata["VCS"] = {
          "type": "git",
          "is_dirty": False,
          "HEAD_sha": "new",
          "active_branch": "master",
          "diff_sha": None,
      }
  
      storage.update_experiment(
          experiment, metadata=experiment.metadata
      )
  
imports: import copy
  import os
  import pickle
  import zlib
  from collections import Counter
  from tempfile import NamedTemporaryFile
  import pytest
  import yaml
  import orion.core.cli
  import orion.core.io.experiment_builder
  import orion.core.utils.backward
  from orion.core.worker.trial import Trial
  from orion.storage.backup import _get_exp_key, dump_database, get_experiment_parent_links, get_experiment_root_links, get_trial_parent_links
label_desc: Use image node_id 6 for calling a global function with example usage: one_experiment_changed_vcs(storage, one_experiment) without return types