vue3 动态渲染表单并执行form表单submit 方法

<div v-html="htmlNode" ref="formRef"></div>

let htmlNode = ref<HTMLElement>();
fetch('xxx').then(res => {
  htmlNode.value = res.data;
  netxTick(() => {

     const punchoutFormEle = formRef.value.querySelector("form[name='punchout_form']");    punchoutFormEle.submit();  })})