$ guix processes | recsel -e "ClientCommand ~ 'libinput-minimal'"
SessionPID: 29959
ClientPID: 29939
ClientCommand: /home/maxim/src/guix/guile \ /home/maxim/src/guix/scripts/guix build --no-grafts libinput-minimal --check
ChildPID: 29968
ChildCommand: : guile --no-auto-compile -L /gnu/store/v64cw8ld2ipxh70gw09b3i9fb9midizg-module-import -C /gnu/store/4x5ap3hrrrin06aaxqnk7mhd5zwr8kn2-module-import-compiled /gnu/store/b4z8m1124br9c8sqrbpl44zjj69wlfhy-libinput-minimal-1.29.1-builder