diff --git a/packages/data-source/src/data-sources/Http.ts b/packages/data-source/src/data-sources/Http.ts
index 3b8c02a3..cce05736 100644
--- a/packages/data-source/src/data-sources/Http.ts
+++ b/packages/data-source/src/data-sources/Http.ts
@@ -15,6 +15,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+import { cloneDeep } from 'lodash-es';
+
 import type { HttpOptions, RequestFunction } from '@tmagic/core';
 import { getValueByKeyPath } from '@tmagic/core';
 
@@ -139,7 +141,7 @@ export default class HttpDataSource extends DataSource<HttpDataSourceSchema> {
       }
 
       // 注意：在编辑器中mockData不会为空，至少是默认值，不会发起请求
-      let res = this.mockData ? this.mockData : await this.#fetch?.(reqOptions);
+      let res = this.mockData ? cloneDeep(this.mockData) : await this.#fetch?.(reqOptions);
 
       for (const method of this.#afterRequest) {
         await method({ res, options: reqOptions, params: {}, dataSource: this, app: this.app });