This bug was fixed in the package build-essential - 12.8ubuntu1.1
--------------- build-essential (12.8ubuntu1.1) focal; urgency=medium
* Add riscv64 post to cross-targets. LP: #1891460
-- Dimitri John Ledkov <email address hidden> Thu, 13 Aug 2020 10:29:57 +0100
This bug was fixed in the package build-essential - 12.8ubuntu1.1
---------------
build-essential (12.8ubuntu1.1) focal; urgency=medium
* Add riscv64 post to cross-targets. LP: #1891460
-- Dimitri John Ledkov <email address hidden> Thu, 13 Aug 2020 10:29:57 +0100