$ git clone -n https://gitee.com/wangguangguan/sig-aliyun-smc-extensions.git /var/lib/mock/dist-an8.9-build-411791-72766/root/chroot_tmpdir/scmroot/sig-aliyun-smc-extensions
Cloning into '/var/lib/mock/dist-an8.9-build-411791-72766/root/chroot_tmpdir/scmroot/sig-aliyun-smc-extensions'...
$ git fetch origin d03f787be0f19be035d40de776b3d15aebec68ee:KOJI_FETCH_HEAD
From https://gitee.com/wangguangguan/sig-aliyun-smc-extensions
 * [new ref]         d03f787be0f19be035d40de776b3d15aebec68ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d03f787 first commit for 0.1.0