$ git clone -n https://gitee.com/src-opencloudos-rpms/java-8-konajdk.git /var/lib/mock/dist-oc9-build-118610-69553/root/chroot_tmpdir/scmroot/java-8-konajdk
Cloning into '/var/lib/mock/dist-oc9-build-118610-69553/root/chroot_tmpdir/scmroot/java-8-konajdk'...
$ git fetch origin 85993ec9bc76cd0e71d391ff52d9842a92e7aa4e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/java-8-konajdk
 * [new ref]         85993ec9bc76cd0e71d391ff52d9842a92e7aa4e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85993ec import java-8-konajdk-8.0.20-1.tl4