$ git clone -n https://gitee.com/fundawang/SDL2.git /var/lib/mock/dist-an23-build-293212-65148/root/chroot_tmpdir/scmroot/SDL2
Cloning into '/var/lib/mock/dist-an23-build-293212-65148/root/chroot_tmpdir/scmroot/SDL2'...
$ git fetch origin 0c0cbe442e651f65ecb7840c96b299f653fec751:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/SDL2
 * [new ref]         0c0cbe442e651f65ecb7840c96b299f653fec751 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c0cbe4 2.28.2