$ git clone -n https://gitee.com/wanghuan158/java-1.8.0-alibaba-dragonwell.git /var/lib/mock/dist-an23-build-499462-74755/root/chroot_tmpdir/scmroot/java-1.8.0-alibaba-dragonwell
Cloning into '/var/lib/mock/dist-an23-build-499462-74755/root/chroot_tmpdir/scmroot/java-1.8.0-alibaba-dragonwell'...
$ git fetch origin ace3d435711e756239e7588e9278871c27f923f6:KOJI_FETCH_HEAD
From https://gitee.com/wanghuan158/java-1.8.0-alibaba-dragonwell
 * [new ref]         ace3d435711e756239e7588e9278871c27f923f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ace3d43 update to 8.24.23.442