$ git clone -n https://gitee.com/mgb01105731/golang-x-tools.git /var/lib/mock/dist-an23-epao-build-299673-65900/root/chroot_tmpdir/scmroot/golang-x-tools
Cloning into '/var/lib/mock/dist-an23-epao-build-299673-65900/root/chroot_tmpdir/scmroot/golang-x-tools'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/golang-x-tools
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 149f129 init upstream from version 0.11.1