$ git clone -n https://gitee.com/opencloudos-stream/golang-github-jcmturner-gokrb5.git /var/lib/mock/dist-oc9-epol-build-107956-67187/root/chroot_tmpdir/scmroot/golang-github-jcmturner-gokrb5
Cloning into '/var/lib/mock/dist-oc9-epol-build-107956-67187/root/chroot_tmpdir/scmroot/golang-github-jcmturner-gokrb5'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/golang-github-jcmturner-gokrb5
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9b15983 update