$ git clone -n https://gitee.com/mgb01105731/python-meh.git /var/lib/mock/dist-an23-build-329315-69263/root/chroot_tmpdir/scmroot/python-meh
Cloning into '/var/lib/mock/dist-an23-build-329315-69263/root/chroot_tmpdir/scmroot/python-meh'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/python-meh
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e62a17 rebuild