$ git clone -n https://gitee.com/opencloudos-stream/java_cup.git /var/lib/mock/dist-ocs23-build-239545-21608/root/chroot_tmpdir/scmroot/java_cup
Cloning into '/var/lib/mock/dist-ocs23-build-239545-21608/root/chroot_tmpdir/scmroot/java_cup'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/java_cup
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ebc35c1 Rebuilt for loongarch release