$ git clone -n https://gitee.com/src-opencloudos-rpms/java-1.8.0-openjdk.git /var/lib/mock/dist-oc8-build-256452-84597/root/chroot_tmpdir/scmroot/java-1.8.0-openjdk
Cloning into '/var/lib/mock/dist-oc8-build-256452-84597/root/chroot_tmpdir/scmroot/java-1.8.0-openjdk'...
$ git fetch origin 025eddf93408ca60bcdd635e22b68cbb4fe269e1:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/java-1.8.0-openjdk
 * [new ref]         025eddf93408ca60bcdd635e22b68cbb4fe269e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 025eddf import java-1.8.0-openjdk-1.8.0.512.b09-1.2.tl3