diff --git a/src/setuptools_scm/_integration/dump_version.py b/src/setuptools_scm/_integration/dump_version.py
index a7bfcae7..9e2c4617 100644
--- a/src/setuptools_scm/_integration/dump_version.py
+++ b/src/setuptools_scm/_integration/dump_version.py
@@ -16,7 +16,7 @@
 # file generated by setuptools-scm
 # don't change, don't track in version control
 
-__all__ = ["__version__", "__version_tuple__", "version", "version_tuple"]
+__all__ = ["__version__", "__version_tuple__", "version", "version_tuple", "__commit_id__", "commit_id"]
 
 TYPE_CHECKING = False
 if TYPE_CHECKING:
@@ -24,16 +24,22 @@
     from typing import Union
 
     VERSION_TUPLE = Tuple[Union[int, str], ...]
+    COMMIT_ID = Union[str, None]
 else:
     VERSION_TUPLE = object
+    COMMIT_ID = object
 
 version: str
 __version__: str
 __version_tuple__: VERSION_TUPLE
 version_tuple: VERSION_TUPLE
+commit_id: COMMIT_ID
+__commit_id__: COMMIT_ID
 
 __version__ = version = {version!r}
 __version_tuple__ = version_tuple = {version_tuple!r}
+
+__commit_id__ = commit_id = {scm_version.node!r}
 """,
     ".txt": "{version}",
 }
diff --git a/testing/test_basic_api.py b/testing/test_basic_api.py
index 76239841..2dbe2292 100644
--- a/testing/test_basic_api.py
+++ b/testing/test_basic_api.py
@@ -184,17 +184,30 @@ def read(name: str) -> str:
     scm_version = meta("1.0", distance=42, config=c)
     dump_version(tmp_path, version, "first.py", scm_version=scm_version)
     lines = read("first.py").splitlines()
-    assert lines[-2:] == [
+    assert lines[-4:] == [
         "__version__ = version = '1.0.dev42'",
         "__version_tuple__ = version_tuple = (1, 0, 'dev42')",
+        "",
+        "__commit_id__ = commit_id = None",
+    ]
+
+    version = "1.0.1"
+    scm_version = meta("1.0.1", node="g4ac9d2c", config=c)
+    dump_version(tmp_path, version, "second.py", scm_version=scm_version)
+    lines = read("second.py").splitlines()
+    assert lines[-4:] == [
+        "__version__ = version = '1.0.1'",
+        "__version_tuple__ = version_tuple = (1, 0, 1)",
+        "",
+        "__commit_id__ = commit_id = 'g4ac9d2c'",
     ]
 
     version = "1.0.1+g4ac9d2c"
     scm_version = meta("1.0.1", node="g4ac9d2c", config=c)
     dump_version(
-        tmp_path, version, "second.py", scm_version=scm_version, template=template
+        tmp_path, version, "third.py", scm_version=scm_version, template=template
     )
-    lines = read("second.py").splitlines()
+    lines = read("third.py").splitlines()
     assert "__version__ = version = '1.0.1+g4ac9d2c'" in lines
     assert "__version_tuple__ = version_tuple = (1, 0, 1, 'g4ac9d2c')" in lines
     assert "__sha__ = 'g4ac9d2c'" in lines
@@ -204,9 +217,9 @@ def read(name: str) -> str:
         "1.2.3", node="gb366d8b", distance=18, node_date=date(2021, 4, 15), config=c
     )
     dump_version(
-        tmp_path, version, "third.py", scm_version=scm_version, template=template
+        tmp_path, version, "fourth.py", scm_version=scm_version, template=template
     )
-    lines = read("third.py").splitlines()
+    lines = read("fourth.py").splitlines()
     assert "__version__ = version = '1.2.3.dev18+gb366d8b.d20210415'" in lines
     assert (
         "__version_tuple__ = version_tuple = (1, 2, 3, 'dev18', 'gb366d8b.d20210415')"
@@ -216,7 +229,7 @@ def read(name: str) -> str:
 
     import ast
 
-    ast.parse(read("third.py"))
+    ast.parse(read("fourth.py"))
 
 
 def test_parse_plain_fails(recwarn: pytest.WarningsRecorder) -> None: