diff --git a/0001-add-musl-root-riscv64gc-detection-in-configure.py.patch b/0001-add-musl-root-riscv64gc-detection-in-configure.py.patch
new file mode 100644
index 0000000..61e6e1c
--- /dev/null
+++ b/0001-add-musl-root-riscv64gc-detection-in-configure.py.patch
@@ -0,0 +1,25 @@
+From a216df759724049385b729f038de2cb49c580cd2 Mon Sep 17 00:00:00 2001
+From: jchzhou <zhoujiacheng@iscas.ac.cn>
+Date: Wed, 8 Mar 2023 00:10:42 +0800
+Subject: [PATCH] add musl-root-riscv64gc detection in configure.py
+
+---
+ src/bootstrap/configure.py | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/bootstrap/configure.py b/src/bootstrap/configure.py
+index 6b139decb..55855f8a1 100755
+--- a/src/bootstrap/configure.py
++++ b/src/bootstrap/configure.py
+@@ -140,6 +140,8 @@ v("musl-root-mips64", "target.mips64-unknown-linux-muslabi64.musl-root",
+   "mips64-unknown-linux-muslabi64 install directory")
+ v("musl-root-mips64el", "target.mips64el-unknown-linux-muslabi64.musl-root",
+   "mips64el-unknown-linux-muslabi64 install directory")
++v("musl-root-riscv64gc", "target.riscv64gc-unknown-linux-musl.musl-root",
++  "riscv64gc-unknown-linux-musl install directory")
+ v("qemu-armhf-rootfs", "target.arm-unknown-linux-gnueabihf.qemu-rootfs",
+   "rootfs in qemu testing, you probably don't want to use this")
+ v("qemu-aarch64-rootfs", "target.aarch64-unknown-linux-gnu.qemu-rootfs",
+-- 
+2.39.2
+
diff --git a/rust.spec b/rust.spec
index 7be877e..52b54dd 100644
--- a/rust.spec
+++ b/rust.spec
@@ -8,9 +8,13 @@
 %bcond_with disabled_libssh2
 %bcond_without curl_http2
 %bcond_without lldb
+%ifnarch riscv64
+%bcond_without analyzer
+%endif
+
 Name:                rust
 Version:             1.69.0
-Release:             1
+Release:             2
 Summary:             The Rust Programming Language
 License:             (ASL 2.0 or MIT) and (BSD and MIT)
 URL:                 https://www.rust-lang.org
@@ -26,6 +30,7 @@ Patch0005:           compile-with-llvm-15.patch
 Patch0006:           0001-Use-lld-provided-by-system-for-wasm.patch
 # Set a substitute-path in rust-gdb for standard library sources.
 Patch0007:           rustc-1.61.0-rust-gdb-substitute-path.patch
+Patch0008:           0001-add-musl-root-riscv64gc-detection-in-configure.py.patch
 
 %{lua: function rust_triple(arch)
   local abi = "gnu"
@@ -43,9 +48,15 @@ Patch0007:           rustc-1.61.0-rust-gdb-substitute-path.patch
 end}
 %{lua: function rust_musl_triple(arch)
   local abi = "musl"
+  if arch == "riscv64" then
+    arch = "riscv64gc"
+  end
   return arch.."-unknown-linux-"..abi
 end}
 %{lua: function rust_musl_root(arch)
+  if arch == "riscv64" then
+    arch = "riscv64gc"
+  end
   return "--musl-root-"..arch
 end}
 %global rust_triple %{lua: print(rust_triple(rpm.expand("%{_target_cpu}")))}
@@ -90,7 +101,12 @@ BuildRequires:       cmake >= 2.8.11
 %if %defined llvm
 %global llvm_root %{_libdir}/%{llvm}
 %else
+# default llvm is decent enough on riscv64
+%ifnarch riscv64
 %global llvm llvm15
+%else
+%global llvm llvm
+%endif
 %global llvm_root %{_prefix}
 %endif
 # rust currently requires llvm 14.0+
@@ -181,6 +197,7 @@ Conflicts:           rustfmt-preview < 1.0.0
 %description -n rustfmt
 A tool for formatting Rust code according to style guidelines.
 
+%if %{with analyzer}
 %package analyzer
 Summary:Rust implementation of the Language Server Protocol
 Requires:            %{name}-src
@@ -193,6 +210,7 @@ Obsoletes:           rls-preview < 1.31.6
 rust-analyzer is an implementation of Language Server Protocol for the Rust
 programming language. It provides features like completion and goto definition
 for many code editors, including VS Code, Emacs and Vim.
+%endif
 
 %package -n clippy
 Summary:             Lints to catch common mistakes and improve your Rust code
@@ -241,9 +259,13 @@ sed -i.try-python -e '/^try python3 /i try "%{python}" "$@"' ./configure
 %patch0002 -p1
 %patch0003 -p1
 %patch0004 -p1
+# default llvm is decent enough on riscv64
+%ifnarch riscv64
 %patch0005 -p1
+%endif
 %patch0006 -p1
 %patch0007 -p1
+%patch0008 -p1
 rm -rf vendor/curl-sys/curl/
 rm -rf vendor/jemalloc-sys/jemalloc/
 rm -rf vendor/libssh2-sys/libssh2/
@@ -305,7 +327,7 @@ fi
   --disable-rpath \
   %{enable_debuginfo} \
   --enable-extended \
-  --tools=cargo,clippy,rls,rust-analyzer,rustfmt,src \
+  --tools=cargo,clippy,%{?with_analyzer:rls,rust-analyzer,}rustfmt,src \
   --enable-vendor \
   --enable-verbose-tests \
   %{?codegen_units_std} \
@@ -348,8 +370,10 @@ mkdir -p %{buildroot}%{_datadir}/cargo/registry
 mkdir -p %{buildroot}%{_docdir}/cargo
 ln -sT ../rust/html/cargo/ %{buildroot}%{_docdir}/cargo/html
 
+%if %{with analyzer}
 # The rls stub doesn't have an install target, but we can just copy it.
 %{__install} -t %{buildroot}%{_bindir} build/%{rust_triple}/stage2-tools-bin/rls
+%endif
 
 %if %without lldb
 rm -f %{buildroot}%{_bindir}/rust-lldb
@@ -362,7 +386,9 @@ export %{rust_env}
 %{python} ./x.py test --no-fail-fast --stage 2 || :
 %{python} ./x.py test --no-fail-fast --stage 2 cargo || :
 %{python} ./x.py test --no-fail-fast --stage 2 clippy || :
+%if %{with analyzer}
 %{python} ./x.py test --no-fail-fast --stage 2 rust-analyzer || :
+%endif
 %{python} ./x.py test --no-fail-fast --stage 2 rustfmt || :
 %ldconfig_scriptlets
 
@@ -425,11 +451,13 @@ export %{rust_env}
 %doc src/tools/rustfmt/{README,CHANGELOG,Configurations}.md
 %license src/tools/rustfmt/LICENSE-{APACHE,MIT}
 
+%if %{with analyzer}
 %files analyzer
 %{_bindir}/rls
 %{_bindir}/rust-analyzer
 %doc src/tools/rust-analyzer/README.md
 %license src/tools/rust-analyzer/LICENSE-{APACHE,MIT}
+%endif
 
 %files -n clippy
 %{_bindir}/cargo-clippy
@@ -453,6 +481,9 @@ export %{rust_env}
 %{_mandir}/man1/cargo*.1*
 
 %changelog
+* Mon Apr 24 2023 jchzhou <zhoujiacheng@iscas.ac.cn> - 1.69.0-2
+- Add riscv64 specific changes
+
 * Mon Apr 24 2023 jchzhou <zhoujiacheng@iscas.ac.cn> - 1.69.0-1
 - Update to 1.69.0
 - Obsolete the removed rust-analysis subpackage