The opensbi-1.0-alt1.riscv64.rpm package supports Unleashed, Unmatched,
Nezha, Lichee RV. Thanks sbolshakov@
The u-boot-sifive-2022.01-alt1.riscv64.rpm package supports Unleashed
and Unmatched. U-Boot SPL has been buided for Unleashed,
now bootloading both boards similar.
See also https://lists.altlinux.org/pipermail/riscv-devel/2022-January/000019.html