$ git clone -n https://gitee.com/opencloudos-stream/SDL2.git /var/lib/mock/dist-ocs23-build-122008-8678/root/chroot_tmpdir/scmroot/SDL2
Cloning into '/var/lib/mock/dist-ocs23-build-122008-8678/root/chroot_tmpdir/scmroot/SDL2'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/SDL2
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4dd173e !2 Rebuilt for vulkan-loader 1.3.268.0 Merge pull request !2 from luochenglcs/master