add check

Author: Pearl1594

server/src/main/java/org/apache/cloudstack/backup/BackupManagerImpl.java

@@ -353,7 +353,7 @@ public BackupOffering cloneBackupOffering(final CloneBackupOfferingCmd cmd) {
         final boolean userDrivenBackups = cmd.getUserDrivenBackups() != null ? cmd.getUserDrivenBackups() : sourceOffering.isUserDrivenBackupAllowed();
         final Long zoneId = cmd.getZoneId() != null ? cmd.getZoneId() : sourceOffering.getZoneId();
 
-        if (!Objects.equals(sourceOffering.getExternalId(), externalId)) {
+        if (!Objects.equals(sourceOffering.getExternalId(), externalId) || !Objects.equals(sourceOffering.getZoneId(), zoneId)) {
             final BackupProvider provider = getBackupProvider(zoneId);
             if (!provider.isValidProviderOffering(zoneId, externalId)) {
                 throw new CloudRuntimeException("Backup offering '" + externalId + "' does not exist on provider " + provider.getName() + " on zone " + zoneId);