class_docstr: Representation of an SSH connection.
      
class_docstr_tok: ["Representation","of","an","SSH","connection","."]
code: def get_git_version(self):
      key = "cmd:git"
      if key in self._remote_props:
          return self._remote_props[key]
      git_version = None
      try:
          git_version = self("git version")[0].split()[2]
      except CommandError as e:
          lgr.debug(
              "Failed to determine Git version: %s",
              CapturedException(e),
          )
      self._remote_props[key] = git_version
      return git_version
  
imports: import fasteners
  import os
  import logging
  from socket import gethostname
  from hashlib import md5
  from subprocess import Popen
  import tempfile
  import threading
  from datalad.utils import quote_cmdlinearg
  from datalad.support.exceptions import CapturedException, CommandError, ConnectionOpenFailedError
  from datalad.support.external_versions import external_versions
  from datalad.utils import auto_repr, Path, ensure_list, on_windows
  from datalad.cmd import NoCapture, StdOutErrCapture, WitlessRunner
  from ..None import cfg
label_desc: Use image node_id 16 for calling the BaseSSHConnection obj's underlying member method code with example usage: obj.get_git_version() and returns: git_version, self