$ git clone -n https://gitee.com/mgb01105731/golang-github-yudai-golcs.git /var/lib/mock/dist-an23-epao-build-300029-65923/root/chroot_tmpdir/scmroot/golang-github-yudai-golcs
Cloning into '/var/lib/mock/dist-an23-epao-build-300029-65923/root/chroot_tmpdir/scmroot/golang-github-yudai-golcs'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/golang-github-yudai-golcs
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fb1dc9 init upstream from version 0.1