docstr: Get hash of most recent commit.
docstr_tok: ["Get","hash","of","most","recent","commit","."]
code: def head_commit(self):
      """
      Get hash of most recent commit.
      """
      return self.sh(["git", "rev-parse", "--short", "HEAD"])
  
file_path: gluonts/src/gluonts/meta/_version.py
imports: import os
  import subprocess
  from pathlib import Path
label_desc: Use image node_id 6 for calling the GitRepo obj's underlying member method code with example usage: obj.head_commit() and returns: self