$ git clone -n https://github.com/xcp-ng-rpms/ocaml-xcp-networkd /var/lib/mock/v8.2-ipv6-2849-2341/root/chroot_tmpdir/scmroot/ocaml-xcp-networkd
Cloning into '/var/lib/mock/v8.2-ipv6-2849-2341/root/chroot_tmpdir/scmroot/ocaml-xcp-networkd'...
fatal: could not read Username for 'https://github.com': No such device or address