Add riscv64

fetch-latest-releases.lua

@@ -89,7 +89,7 @@ end
 
 -- get array of minirootsfs releases --
 function m.get_releases(branch, destdir)
-	local arches = { "aarch64", "armhf", "armv7", "ppc64le" , "s390x", "x86", "x86_64" }
+	local arches = { "aarch64", "armhf", "armv7", "ppc64le" , "riscv64", "s390x", "x86", "x86_64" }
 	local t = {}
 	local loop = cqueues.new()
 	for _, arch in pairs(arches) do

prepare-branch.sh

@@ -74,6 +74,7 @@ library_arch() {
 	armv7) echo "arm32v7";;
 	aarch64) echo "arm64v8";;
 	ppc64le) echo "ppc64le";;
+	riscv64) echo "riscv64";;
 	s390x) echo "s390x";;
 	x86) echo "i386";;
 	x86_64) echo "amd64";;