Method headSha

src/agent/git-sandbox.ts:130–133

(signal?: AbortSignal)

  }

  private async headSha(signal?: AbortSignal): Promise<string | null> {
    const r = await git(['rev-parse', 'HEAD'], { cwd: this.cwd, signal });
    return (r.exitCode === 0) ? r.stdout.trim() : null;
  }

  /**
   * Enter the sandbox. Returns true if isolation is now active, false if it