default: guix time-machine --channels=./channels.scm.lock -- home reconfigure ./home-configuration.scm --substitute-urls="https://bordeaux.guix.gnu.org" update: guix time-machine --channels=./channels.scm -- describe --format=channels > ./channels.scm.lock version: guix time-machine --channels=./channels.scm.lock -- --version run command: guix time-machine --channels=./channels.scm.lock -- {{command}}