diff -ur kubernetes-1.25.3/hack/lib/golang.sh kubernetes-1.25.3/hack/lib/golang.sh
--- kubernetes-1.25.3/hack/lib/golang.sh	2023-07-28 16:07:07.873130748 +0800
+++ kubernetes-1.25.3/hack/lib/golang.sh	2023-07-28 17:02:01.192415345 +0800
@@ -27,6 +27,7 @@
   linux/arm64
   linux/s390x
   linux/ppc64le
+  linux/riscv64
 )
 
 # The node platforms we build for
@@ -36,6 +37,7 @@
   linux/arm64
   linux/s390x
   linux/ppc64le
+  linux/riscv64
   windows/amd64
 )
 
@@ -48,6 +50,7 @@
   linux/arm64
   linux/s390x
   linux/ppc64le
+  linux/riscv64
   darwin/amd64
   darwin/arm64
   windows/amd64
@@ -63,6 +66,7 @@
   linux/arm64
   linux/s390x
   linux/ppc64le
+  linux/riscv64
   darwin/amd64
   darwin/arm64
   windows/amd64
@@ -213,8 +217,8 @@
 
   elif [[ "${KUBE_FASTBUILD:-}" == "true" ]]; then
     host_arch=$(kube::util::host_arch)
-    if [[ "${host_arch}" != "amd64" && "${host_arch}" != "arm64" && "${host_arch}" != "ppc64le" && "${host_arch}" != "s390x" ]]; then
-      # on any platform other than amd64, arm64, ppc64le and s390x, we just default to amd64
+    if [[ "${host_arch}" != "amd64" && "${host_arch}" != "arm64" && "${host_arch}" != "ppc64le" && "${host_arch}" != "s390x" && "${host_arch}" != "riscv64" ]]; then
+      # on any platform other than amd64, arm64, ppc64le and s390x, riscv64, we just default to amd64
       host_arch="amd64"
     fi
     KUBE_SERVER_PLATFORMS=("linux/${host_arch}")
@@ -444,6 +448,10 @@
         export CGO_ENABLED=1
         export CC=${KUBE_LINUX_S390X_CC:-s390x-linux-gnu-gcc}
         ;;
+      "linux/riscv64")
+        export CGO_ENABLED=1
+        export CC=${KUBE_LINUX_S390X_CC:-riscv64-linux-gnu-gcc}
+        ;;
     esac
   fi
 
diff -ur kubernetes-1.25.3/hack/lib/util.sh kubernetes-1.25.3/hack/lib/util.sh
--- kubernetes-1.25.3/hack/lib/util.sh	2022-10-12 18:47:25.000000000 +0800
+++ kubernetes-1.25.3/hack/lib/util.sh	2023-07-28 16:09:27.117412982 +0800
@@ -185,8 +185,11 @@
     ppc64le*)
       host_arch=ppc64le
       ;;
+    riscv64*)
+      host_arch=riscv64
+        ;;
     *)
-      kube::log::error "Unsupported host arch. Must be x86_64, 386, arm, arm64, s390x or ppc64le."
+      kube::log::error "Unsupported host arch. Must be x86_64, 386, arm, arm64, riscv64, s390x or ppc64le."
       exit 1
       ;;
   esac
diff -ur kubernetes-1.25.3/hack/local-up-cluster.sh kubernetes-1.25.3/hack/local-up-cluster.sh
--- kubernetes-1.25.3/hack/local-up-cluster.sh	2022-10-12 18:47:25.000000000 +0800
+++ kubernetes-1.25.3/hack/local-up-cluster.sh	2023-07-28 16:08:57.429352807 +0800
@@ -316,8 +316,11 @@
       ppc64le*)
         host_arch=ppc64le
         ;;
+      riscv64*)
+        host_arch=riscv64
+        ;;
       *)
-        echo "Unsupported host arch. Must be x86_64, 386, arm, arm64, s390x or ppc64le." >&2
+        echo "Unsupported host arch. Must be x86_64, 386, arm, arm64, riscv64, s390x or ppc64le." >&2
         exit 1
         ;;
     esac