$ git clone -n https://gitee.com/opencloudos-stream/mingw-filesystem.git /var/lib/mock/dist-oc9-epol-build-198560-80448/root/chroot_tmpdir/scmroot/mingw-filesystem
Cloning into '/var/lib/mock/dist-oc9-epol-build-198560-80448/root/chroot_tmpdir/scmroot/mingw-filesystem'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mingw-filesystem
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 89fafeb !4 bootstrap for loongarch64 Merge pull request !4 from brucezhang/master