diff --git a/llvm-build/build.py b/llvm-build/build.py
index 3af3da30e7b10c1eea055683652ddc45c43a5bcb..978cf38a05e0730f1fa68e90becf8bd95b85666b 100755
--- a/llvm-build/build.py
+++ b/llvm-build/build.py
@@ -716,10 +716,10 @@ class LlvmCore(BuildUtils):
                           target=build_target,
                           install=install)
         if not install:
-            self.llvm_python_install(build_dir, install_dir)
+            self.llvm_install(build_dir, install_dir)
 
-    def llvm_python_install(self, build_dir, install_dir):
-        target_dirs = ["bin", "include", "lib", "python3", "libexec", "share"]
+    def llvm_install(self, build_dir, install_dir):
+        target_dirs = ["bin", "include", "lib", "libexec", "share"]
         for target_dir in target_dirs:
             target_dir = f"{build_dir}/{target_dir}"
             if not os.path.exists(target_dir):
@@ -2760,6 +2760,13 @@ def main():
             return
 
     if build_config.build_only:
+        sysroot_composer.setup_cmake_platform(llvm_install)
+        # temporary hide cmake checks for sdk-partly
+        lib_cmake = os.path.join(build_config.REPOROOT_DIR, 'prebuilts/clang/ohos', build_utils.use_platform(),
+            'clang-%s' % build_config.CLANG_VERSION, "lib/cmake")
+        lib_cmake_tmp = f"{lib_cmake}_tmp"
+        shutil.move(lib_cmake, lib_cmake_tmp)
+
         if "musl" in build_config.build_only_libs:
             # change compiller path to prebuilds in clang.gni file
             clang_gni = os.path.join(build_config.REPOROOT_DIR, "build", "config", "clang", "clang.gni")
@@ -2787,6 +2794,8 @@ def main():
             assert os.path.exists(os.path.join(build_config.REPOROOT_DIR, "out", "sysroot")), "Error! Libcxx require musl!"
             for (_, target) in configs:
                 llvm_libs.build_libs_by_type(llvm_path, llvm_install, target, 'runtimes', False, False)
+        # return original lib/cmake dir
+        shutil.move(lib_cmake_tmp, lib_cmake)
 
     windows_python_builder = None