diff --git a/dvc/api.py b/dvc/api.py
index 44db6aac6..d5909dea5 100644
--- a/dvc/api.py
+++ b/dvc/api.py
@@ -78,6 +78,7 @@ def _make_repo(repo_url, rev=None):
 
 
 def summon(name, fname="dvcsummon.yaml", args=None, repo=None, rev=None):
+    # TODO: Write a meaningful docstring about `summon`
     with _make_repo(repo, rev=rev) as _repo:
 
         def pull_dependencies(deps):
diff --git a/tests/func/test_api.py b/tests/func/test_api.py
index 0b019d42f..39e7837b4 100644
--- a/tests/func/test_api.py
+++ b/tests/func/test_api.py
@@ -148,7 +148,6 @@ def test_summon(tmp_dir, erepo_dir, dvc, monkeypatch):
         }
     )
 
-    # XXX: Chdir because `stage.create` defaults to `wdir = os.curdir`
     with monkeypatch.context() as m:
         m.chdir(fspath(erepo_dir))