diff -uNrp cloud-init-19.4.orig/rhel/cloud.cfg cloud-init-19.4/rhel/cloud.cfg
--- cloud-init-19.4.orig/rhel/cloud.cfg	2020-10-13 14:40:36.353779891 +0000
+++ cloud-init-19.4/rhel/cloud.cfg	2020-10-13 14:42:10.121982459 +0000
@@ -54,7 +54,7 @@ cloud_final_modules:
 
 system_info:
   default_user:
-    name: cloud-user
+    name: centos
     lock_passwd: true
     gecos: Cloud User
     groups: [adm, systemd-journal]