Man pages matching name ssh-argv0 in section 1:

ssh-argv0.1.en	debian 10 / openssh-client
ssh-argv0.1.de	debian 11 / manpages-de
ssh-argv0.1.en	debian 11 / openssh-client
ssh-argv0.1.da	debian 12 / manpages-da
ssh-argv0.1.de	debian 12 / manpages-de
ssh-argv0.1.en	debian 12 / openssh-client