Complete comment

Author: vstinner

Tools/build/regen-configure.sh

@@ -3,7 +3,8 @@
 set -e -x
 
 # The check_generated_files job of .github/workflows/build.yml must kept in
-# sync with this script.
+# sync with this script. Use the same container image than the job so the job
+# doesn't need to run autoreconf in a container.
 IMAGE="ubuntu:22.04"
 DEPENDENCIES="autotools-dev autoconf autoconf-archive pkg-config"
 AUTORECONF="autoreconf -ivf -Werror"