reproducible Arch Linux: schedule 6 times a day instead of 8

                    my_timed: '15,45 * * * *'

                - 'archlinux_scheduler':

                    my_description: 'Scheduler for for Arch Linux reproducibility tests'

                    my_timed: '0 H/3 * * *'

                    my_timed: '0 H/4 * * *'

                - 'html_fedora-23_x86_64':

                    my_description: 'Build a simple webpage for Fedora 23 reproducibility tests'

                    my_timed: ''