python3: No module named build

    While compiling, get error. master branch.

    Code
    BUILD      setuptools (host)
    TOOLCHAIN      python
Executing (host): python3 -m build -n -w -x 
/home/kisa/LibreELEC.tv/build.LibreELEC-AMLGX.aarch64-13.0-devel/toolchain/bin/python3: No module named build
FAILURE: scripts/build setuptools:host during make_host (default)
*********** FAILED COMMAND ***********
DONT_BUILD_LEGACY_PYC=1 python3 -m build -n -w -x ${PKG_PYTHON_OPTS_HOST}
**************************************
FAILURE: scripts/build setuptools:host has failed!