Version in base suite: 1.22.1-9+deb12u3
Base version: nginx_1.22.1-9+deb12u3
Target version: nginx_1.22.1-9+deb12u4
Base files: nginx_1.22.1-9+deb12u3.dsc
Target files: nginx_1.22.1-9+deb12u4.dsc

-W: orig-tarball-missing-upstream-signature nginx_1.22.1.orig.tar.gz