$ git clone -n https://gitee.com/src-opencloudos-rpms/java-8-konajdk.git /var/lib/mock/dist-oc9-build-81444-55191/root/chroot_tmpdir/scmroot/java-8-konajdk
Cloning into '/var/lib/mock/dist-oc9-build-81444-55191/root/chroot_tmpdir/scmroot/java-8-konajdk'...
$ git fetch origin f2f1efe0b8ce7d38206420d22b8caafe37a80c9c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/java-8-konajdk
 * [new ref]         f2f1efe0b8ce7d38206420d22b8caafe37a80c9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f2f1efe import java-8-konajdk-8.0.18-1.tl4