These links are to kali 'mini' not kali 'light'
Is this what you are looking for?
Code:
https://archive.kali.org/kali/dists/kali-dev/main/installer-amd64/current/images/netboot/
https://archive.kali.org/kali/dists/kali-dev/main/installer-i386/current/images/netboot/
https://archive.kali.org/kali/dists/kali-rolling/main/installer-amd64/current/images/netboot/
https://archive.kali.org/kali/dists/kali-rolling/main/installer-amd64/current/images/netboot/gtk/
https://archive.kali.org/kali/dists/kali-last-snapshot/main/installer-amd64/current/images/netboot/
https://archive.kali.org/kali/dists/kali-last-snapshot/main/installer-amd64/current/images/netboot/gtk/