$ git clone -n https://gitee.com/mgb01105731/atinject.git /var/lib/mock/dist-an23-build-329809-69396/root/chroot_tmpdir/scmroot/atinject
Cloning into '/var/lib/mock/dist-an23-build-329809-69396/root/chroot_tmpdir/scmroot/atinject'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/atinject
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b11115 rebuild