CI debug: test 3

Author: be32826

.github/workflows/build.yml

@@ -181,7 +181,7 @@ jobs:
             # Copy the stable source directory instead of the run-specific one
             rm -rf linux
             ln -s /sources-dir linux
-            ls -l
+            ls -l . $SOURCES_DIR
 
             ./build.sh --targets "$TARGET" ${VERSIONS:+--versions "$VERSIONS"} --extra-docker-opts "-v $SOURCES_DIR:/sources-dir"