$ git clone -n https://gitee.com/opencloudos-stream/system-logos.git /home/lib/mock/dist-ocs23-loongarch64-build-222275-16804/root/chroot_tmpdir/scmroot/system-logos
Cloning into '/home/lib/mock/dist-ocs23-loongarch64-build-222275-16804/root/chroot_tmpdir/scmroot/system-logos'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/system-logos
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 868eb72 !1 Add syslinux-splash.png Merge pull request !1 from Fanjun Kong/master