gnome-software-eat-my-ram.sh

#!/bin/sh

#Original solution: https://gitlab.gnome.org/GNOME/gnome-software/-/issues/453

#Kill gnome software

killall gnome-software

#Clear the cache

sudo rm -rf /var/cache/PackageKit/28/metadata/updates/packages/

#Make gnome-software look for updates

gsettings set org.gnome.software check-timestamp 0

#restart gnome-software

gnome-software --gapplication-service