$ git clone -n https://gitee.com/src-opencloudos-rpms/java-8-konajdk.git /var/lib/mock/dist-oc9-build-254025-84370/root/chroot_tmpdir/scmroot/java-8-konajdk
Cloning into '/var/lib/mock/dist-oc9-build-254025-84370/root/chroot_tmpdir/scmroot/java-8-konajdk'...
$ git fetch origin c818c73105f7b88e43081aaa0a2c2e265d7ce5ef:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/java-8-konajdk
 * [new ref]         c818c73105f7b88e43081aaa0a2c2e265d7ce5ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c818c73 import java-8-konajdk-8.0.27-3.tl4