diff --git a/jaraco/develop/git.py b/jaraco/develop/git.py
index 7703afb..b4308bd 100644
--- a/jaraco/develop/git.py
+++ b/jaraco/develop/git.py
@@ -67,7 +67,9 @@ def apply(self, url):
     @functools.lru_cache()
     def load(cls):
         cmd = ['git', 'config', '--get-regexp', r'url\..*\.insteadof']
-        lines = subprocess.check_output(cmd, text=True, encoding='utf-8')
+        lines = subprocess.run(
+            cmd, capture_output=True, text=True, encoding='utf-8'
+        ).stdout
         return set(map(cls.parse, lines.splitlines()))
 
     @classmethod
diff --git a/newsfragments/+a8597e5f.bugfix.rst b/newsfragments/+a8597e5f.bugfix.rst
new file mode 100644
index 0000000..81d384f
--- /dev/null
+++ b/newsfragments/+a8597e5f.bugfix.rst
@@ -0,0 +1 @@
+Succeed even if git returns no substitutions.
\ No newline at end of file