Description: Don't try to use git to find the version number

Needed as Debian buildds use tarballs

Author: Yaroslav Halchenko
Forwarded: not-needed

--- a/pandas/__init__.py
+++ b/pandas/__init__.py
@@ -177,13 +177,7 @@ from pandas.util._tester import test
 import pandas.testing
 import pandas.arrays
 
-# use the closest tagged version if possible
-from ._version import get_versions
-
-v = get_versions()
-__version__ = v.get("closest-tag", v["version"])
-__git_version__ = v.get("full-revisionid")
-del get_versions, v
+from .__version import version as __version__
 
 # GH 27101
 # TODO: remove Panel compat in 1.0
--- a/pandas/tests/api/test_api.py
+++ b/pandas/tests/api/test_api.py
@@ -200,7 +200,7 @@ class TestPDApi(Base):
         "_testing",
         "_tslib",
         "_typing",
-        "_version",
+# not in Debian        "_version",
     ]
 
     def test_api(self):
--- a/pandas/tests/test_common.py
+++ b/pandas/tests/test_common.py
@@ -141,7 +141,7 @@ def test_standardize_mapping():
     dd = collections.defaultdict(list)
     assert isinstance(com.standardize_mapping(dd), partial)
 
-
+@pytest.mark.xfail(reason="deb_nonversioneer_version patch")
 def test_git_version():
     # GH 21295
     git_version = pd.__git_version__