+# Burn the cache if the upstream repository has changed
+ADD "https://easyinstall.citadel.org/libcitadel-easyinstall.tar.gz" /tmp/ctdl_build
+ADD "https://easyinstall.citadel.org/citadel-easyinstall.tar.gz" /tmp/ctdl_build
+ADD "https://easyinstall.citadel.org/webcit-easyinstall.tar.gz" /tmp/ctdl_build
+ADD "https://easyinstall.citadel.org/textclient-easyinstall.tar.gz" /tmp/ctdl_build
+