$ git clone -n https://gitee.com/wenyuzifang/libslirp.git /var/lib/mock/dist-an23-build-466399-73981/root/chroot_tmpdir/scmroot/libslirp
Cloning into '/var/lib/mock/dist-an23-build-466399-73981/root/chroot_tmpdir/scmroot/libslirp'...
$ git fetch origin 1c78533fdc7619bc8218f8d782a0bbc04f03d2d3:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libslirp
 * [new ref]         1c78533fdc7619bc8218f8d782a0bbc04f03d2d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c78533 Update code from upstream