On msys2, build fails with:
```
  File "C:/msys2/tmp/pdm-build-env-o9m233j5-shared/lib/python3.11/site-packages/pdm/backend/hooks/version/scm.py", line 52, in _subprocess_call
    proc = subprocess.Popen(
           ^^^^^^^^^^^^^^^^^
  File "C:/msys2/mingw64/lib/python3.11/subprocess.py", line 1026, in __init__
    self._execute_child(args, executable, preexec_fn, close_fds,
  File "C:/msys2/mingw64/lib/python3.11/subprocess.py", line 1538, in _execute_child
    hp, ht, pid, tid = _winapi.CreateProcess(executable, args,
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
NotADirectoryError: [WinError 267] The directory name is invalid
```