$ git clone -n https://gitee.com/wenjie2025/tuna_1770050287.git /var/lib/mock/dist-an23-build-511029-75057/root/chroot_tmpdir/scmroot/tuna_1770050287
Cloning into '/var/lib/mock/dist-an23-build-511029-75057/root/chroot_tmpdir/scmroot/tuna_1770050287'...
$ git fetch origin c241986e4ab7fa38782300e435f242e658944ef3:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/tuna_1770050287
 * [new ref]         c241986e4ab7fa38782300e435f242e658944ef3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c241986 Update code from upstream