Missing destination while compiling elfutils package from snapshot

Hi,

I'm having a hard time to compile a snapshot in Manjaro.
After I manually moved ld-musl-.so and libc.so* from openwrt sdk, I got the missing destination parameter in cp. Is there anything wrong with my environment, since I don't have this files?

cp -fpR /data/openwrt/staging_dir/toolchain-aarch64_cortex-a53_gcc-12.2.0_musl/lib/ld-musl-*.so* /data/openwrt/build_dir/target-aarch64_cortex-a53_musl/toolchain/.pkgdir/libc/lib/
cp -fpR /data/openwrt/staging_dir/toolchain-aarch64_cortex-a53_gcc-12.2.0_musl/lib/libc.so* /data/openwrt/build_dir/target-aarch64_cortex-a53_musl/toolchain/.pkgdir/libc/lib/
ln -sf ../../lib/libc.so /data/openwrt/build_dir/target-aarch64_cortex-a53_musl/toolchain/.pkgdir/libc/usr/bin/ldd
cp -fpR  /data/openwrt/build_dir/target-aarch64_cortex-a53_musl/toolchain/.pkgdir/libc/lib/
cp: missing destination file operand after '/data/openwrt/build_dir/target-aarch64_cortex-a53_musl/toolchain/.pkgdir/libc/lib/'
Try 'cp --help' for more information.
make[2]: *** [Makefile:729: /data/openwrt/build_dir/target-aarch64_cortex-a53_musl/toolchain/.pkgdir/libc.installed] Error 1
make[2]: Leaving directory '/data/openwrt/package/libs/toolchain'
time: package/libs/toolchain/compile#0.64#0.19#0.78
    ERROR: package/libs/toolchain failed to build.
make[1]: *** [package/Makefile:116: package/libs/toolchain/compile] Error 1
make[1]: Leaving directory '/data/openwrt'
make: *** [/data/openwrt/include/toplevel.mk:231: package/libs/elfutils/compile] Error 2