qemubuilder binary package in Ubuntu Focal riscv64

 pbuilder implementation for QEMU.
 .
 qemubuilder create -- builds QEMU cow base image.
 .
 qemubuilder update -- updates QEMU cow base image.
 .
 qemubuilder build -- builds package inside QEMU cow base image.
 .
 Gives a pbuilder interface for emulated cross-building environments
 using qemu.
 .
 pbuilder is a tool for building and testing Debian package inside a
 clean chroot, and qemubuilder implements similar experience over
 emulated CPUs. This tool allows building package inside emulated
 Debian environment for different CPU architectures supported by qemu.

Source package