ci: test fork branch against companion firmware

Author: BitHighlander

.circleci/config.yml

@@ -11,7 +11,8 @@ jobs:
       - run:
           name: Clone python-keepkey (current branch)
           command: |
-            git clone --depth 1 -b "$CIRCLE_BRANCH" https://github.com/keepkey/python-keepkey.git .pykk
+            git clone --depth 1 -b "$CIRCLE_BRANCH" \
+              "https://github.com/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}.git" .pykk
             cd .pykk && git submodule update --init --recursive
 
       # ────────────────────────────────────────────────────────────────
@@ -27,8 +28,12 @@ jobs:
             # Move python-keepkey out of the way
             mv .pykk ../
 
-            # Clone firmware repository (expects $FIRMWARE_REPO env var)
-            git clone --depth 1 -b master "$FIRMWARE_REPO" .
+            # Test the same exact companion implementation as the GitHub
+            # Actions integration lane. Bump deliberately with that workflow.
+            git init .
+            git remote add origin https://github.com/BitHighlander/keepkey-firmware.git
+            git fetch --depth 1 origin ec9ced7f23b119878961ee6571da29b035cf11fb
+            git checkout --detach FETCH_HEAD
 
             # Initialise firmware submodules
             git submodule update --init --recursive