- s << "Glaurung " << date.substr(date.length() - 2) << std::setfill('0')
- << std::setw(2) << mon << date.substr(4, 2);
+ std::string day = (date[4] == ' ' ? date.substr(5, 1) : date.substr(4, 2));
+
+ s << "Glaurung clone " << date.substr(date.length() - 2) << std::setfill('0')
+ << std::setw(2) << mon << std::setw(2) << day;