diff --git a/tasks/build.py b/tasks/build.py
index 527758d..35b2149 100644
--- a/tasks/build.py
+++ b/tasks/build.py
@@ -381,19 +381,19 @@ def comment_download_pr(base_repo_name, pr, download_pr_exit_code, download_pr_e
 
         download_pr_comments_cfg = config.read_config()[config.SECTION_DOWNLOAD_PR_COMMENTS]
         if error_stage == _ERROR_GIT_CLONE:
-            download_comment = (f"`{download_pr_error}`\n"
+            download_comment = (f"```{download_pr_error}```\n"
                                 f"{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_GIT_CLONE_FAILURE]}"
                                 f"\n{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_GIT_CLONE_TIP]}")
         elif error_stage == _ERROR_GIT_CHECKOUT:
-            download_comment = (f"`{download_pr_error}`\n"
+            download_comment = (f"```{download_pr_error}```\n"
                                 f"{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_GIT_CHECKOUT_FAILURE]}"
                                 f"\n{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_GIT_CHECKOUT_TIP]}")
         elif error_stage == _ERROR_CURL:
-            download_comment = (f"`{download_pr_error}`\n"
+            download_comment = (f"```{download_pr_error}```\n"
                                 f"{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_CURL_FAILURE]}"
                                 f"\n{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_CURL_TIP]}")
         elif error_stage == _ERROR_GIT_APPLY:
-            download_comment = (f"`{download_pr_error}`\n"
+            download_comment = (f"```{download_pr_error}```\n"
                                 f"{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_GIT_APPLY_FAILURE]}"
                                 f"\n{download_pr_comments_cfg[config.DOWNLOAD_PR_COMMENTS_SETTING_GIT_APPLY_TIP]}")
 
diff --git a/tasks/clean_up.py b/tasks/clean_up.py
index 5853d00..8e2e509 100644
--- a/tasks/clean_up.py
+++ b/tasks/clean_up.py
@@ -43,7 +43,7 @@ def move_to_trash_bin(trash_bin_dir, job_dirs):
     # Remove event_xxx-yyy/run_nnn/ directories
     pr_dirs = list(set(pr_dirs))  # get only unique dirs
     for pr_dir in pr_dirs:
-        destination_dir = shutil.copy2(pr_dir, trash_bin_dir, follow_symlinks=True)
+        destination_dir = shutil.copytree(pr_dir, trash_bin_dir)
         log(f"{funcname}(): copied {pr_dir} to {destination_dir}")
         os.remove(pr_dir)
         log(f"{funcname}(): removed {pr_dir}")