%pretrans -p <lua>
path = "%{_firmwaredir}/qcom/LENOVO/21BX"
st = posix.stat(path)
if st and st.type == "directory" then
  path2 = path .. ".rpmmoved"
  if not os.rename(path, path2) then
    print("Cannot rename to " .. path2)
    os.exit(1)
  end
end

%posttrans
if test -d %{_firmwaredir}/qcom/LENOVO/21BX.rpmmoved; then
  rm -rf %{_firmwaredir}/qcom/LENOVO/21BX.rpmmoved
fi