update

.github/workflows/DragonFlyBSD.yml

@@ -57,13 +57,13 @@ jobs:
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/dragonflybsd-vm@v1
       with:
-        envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN'
-        copyback: "false"
+        envs: 'TEST_LOCAL TestingDomain TEST_ACME_Server CA_ECDSA CA CA_EMAIL TEST_PREFERRED_CHAIN ACME_USE_WGET'
         nat: |
           "8080": "80"
         prepare: |
           pkg install -y curl socat libnghttp2
         usesh: true
+        copyback: false
         run: |
           cd ../acmetest \
           && ./letest.sh