Switch to https://github.com/coreos/rpmostree-client-go#3302

openshift-merge-robot merged 1 commit intoopenshift:masteropenshift/machine-config-operator:masterfrom

cgwalters:use-rpmostree-client-gocgwalters/machine-config-operator:use-rpmostree-client-goCopy head branch name to clipboard