Followed this guide: Build VyOS — VyOS 1.3.x (equuleus) documentation
And on the make iso stage, this is the error I get.
Reading package lists…
Building dependency tree…
Reading state information…
debconf is already the newest version (1.5.71+deb10u1).
gnupg is already the newest version (2.2.12-1+deb10u2).
gpgv is already the newest version (2.2.12-1+deb10u2).
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
vyos-1x-smoketest : Depends: vyos-1x but it is not going to be installed
vyos-1x-vmware : Depends: vyos-1x but it is not going to be installed
vyos-world : Depends: vyatta-conntrack but it is not going to be installed
Depends: vyos-1x but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
P: Begin unmounting filesystems…
P: Saving caches…
Reading package lists…
Building dependency tree…
Reading state information…
make: *** [Makefile:32: iso] Error 1
root@a8aa466cfa15:/vyos#