qtbase5-dev-tools 5.15.8+dfsg-2build1 (riscv64 binary) in ubuntu lunar

 Qt is a cross-platform C++ application framework. Qt's primary feature
 is its rich set of widgets that provide standard GUI functionality.
 .
 This package contains the development programs used for building Qt 5
 applications, such as moc, qdbuscpp2xml, qdbusxml2cpp, rcc,
 syncqt and uic.
 .
 We do not recommend depending on this package directly. Please depend
 on qtbase5-dev instead.