Hello I just noticed that cloning the v4l-utils git repo at linuxtv.org doesn't work anymore : Here are different views of the problem : on ubuntu-18 : nvidia@cam5-jp43-1:~$ git clone http://git.linuxtv.org/v4l-utils.git Cloning into 'v4l-utils'... fatal: unable to access 'http://git.linuxtv.org/v4l-utils.git/': server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none nvidia@cam5-jp43-1:~$ on opensuse 13.1 : phdm@dyn223:~> git clone http://git.linuxtv.org/v4l-utils.git Cloning into 'v4l-utils'... fatal: unable to access 'https://git.linuxtv.org/v4l-utils.git/': SSL certificate problem: certificate has expired phdm@dyn223:~> Best regards Philippe