kpromo: set git clone depth for pr subcommand to prevent downloading the whole repository#1409

k8s-ci-robot merged 1 commit intokubernetes-sigs:mainkubernetes-sigs/promo-tools:mainfrom

chrischdi:pr-kpromo-depthchrischdi/promo-tools:pr-kpromo-depthCopy head branch name to clipboard