Fix some memory leaks

tests-clar/clone/nonetwork.c

@@ -185,6 +185,7 @@ void test_clone_nonetwork__custom_autotag(void)
 	cl_assert_equal_i(GIT_REMOTE_DOWNLOAD_TAGS_NONE, origin->download_tags);
 
 	git_strarray_free(&tags);
+	git_remote_free(origin);
 }
 
 void test_clone_nonetwork__custom_autotag_tags_all(void)
@@ -199,6 +200,7 @@ void test_clone_nonetwork__custom_autotag_tags_all(void)
 	cl_assert_equal_i(GIT_REMOTE_DOWNLOAD_TAGS_ALL, origin->download_tags);
 
 	git_strarray_free(&tags);
+	git_remote_free(origin);
 }
 
 void test_clone_nonetwork__cope_with_already_existing_directory(void)

tests-clar/refs/branches/upstream.c

@@ -113,11 +113,12 @@ void test_refs_branches_upstream__set_unset_upstream(void)
 	cl_git_pass(git_config_get_string(&value, config, "branch.test.merge"));
 	cl_assert_equal_s(value, "refs/heads/master");
 
+	git_reference_free(branch);
+
 	/* local */
 	cl_git_pass(git_reference_lookup(&branch, repository, "refs/heads/test"));
 	cl_git_pass(git_branch_set_upstream(branch, "master"));
 
-	cl_git_pass(git_repository_config(&config, repository));
 	cl_git_pass(git_config_get_string(&value, config, "branch.test.remote"));
 	cl_assert_equal_s(value, ".");
 	cl_git_pass(git_config_get_string(&value, config, "branch.test.merge"));