feat: Use mirror git cloning

tests/test_mirror_process.py

@@ -79,16 +79,20 @@ def test_process_repo_clones_with_https_url_and_auth_env(monkeypatch, tmp_path):
     assert env["GIT_CONFIG_VALUE_0"].startswith("Authorization: Basic ")
 
 
-def test_process_repo_pulls_existing_repo_with_fetch_env(monkeypatch, tmp_path):
+def test_process_repo_updates_existing_mirror_with_fetch_env(
+    monkeypatch,
+    tmp_path,
+):
     calls = []
-    repo_path = tmp_path / "alex" / "repo" / ".git"
-    repo_path.mkdir(parents=True)
+    repo_path = tmp_path / "alex" / "repo"
+    (repo_path / "objects").mkdir(parents=True)
+    (repo_path / "config").write_text("[core]\nrepositoryformatversion = 0\n")
 
-    def fake_git_pull(repository, env):
+    def fake_git_update_mirror(repository, env):
         calls.append((repository, env))
         return True
 
-    monkeypatch.setattr(cli, "git_pull", fake_git_pull)
+    monkeypatch.setattr(cli, "git_update_mirror", fake_git_update_mirror)
 
     assert cli.process_repo(
         config=make_config(tmp_path, FetchConfig(ssh_key="/tmp/test_key")),
@@ -116,10 +120,15 @@ def test_process_repo_returns_false_when_clone_fails(monkeypatch, tmp_path):
     )
 
 
-def test_process_repo_returns_false_when_pull_fails(monkeypatch, tmp_path):
-    repo_path = tmp_path / "alex" / "repo" / ".git"
-    repo_path.mkdir(parents=True)
-    monkeypatch.setattr(cli, "git_pull", lambda repository, env: False)
+def test_process_repo_returns_false_when_update_fails(monkeypatch, tmp_path):
+    repo_path = tmp_path / "alex" / "repo"
+    (repo_path / "objects").mkdir(parents=True)
+    (repo_path / "config").write_text("[core]\nrepositoryformatversion = 0\n")
+    monkeypatch.setattr(
+        cli,
+        "git_update_mirror",
+        lambda repository, env: False,
+    )
 
     assert not cli.process_repo(
         config=make_config(tmp_path, FetchConfig(ssh_key="/tmp/test_key")),