rpm strips the executable perms if there is no shebang.
/usr/lib/rpm/redhat/brp-mangle-shebangs
mangling shebang in /usr/bin/xfce4-set-wallpaper from /bin/bash to #!/usr/bin/bash
*** WARNING: ./etc/X11/xinit/xinitrc.d/80xapp-gtk3-module.sh is executable but has no shebang, removing executable bit
Processing files: xapps-2.0.1-2.fc33.x86_64
rpm strips the executable perms if there is no shebang.