$ git clone -n https://gitee.com/wenyuzifang/libslirp.git /var/lib/mock/dist-an23-build-480916-74252/root/chroot_tmpdir/scmroot/libslirp
Cloning into '/var/lib/mock/dist-an23-build-480916-74252/root/chroot_tmpdir/scmroot/libslirp'...
$ git fetch origin b095b76487ec6e4f0747797daec160272f3ab8c3:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libslirp
 * [new ref]         b095b76487ec6e4f0747797daec160272f3ab8c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b095b76 Update code from upstream