$ git clone -n https://gitee.com/src-opencloudos-rpms/gcc-toolset-13-gcc.git /var/lib/mock/dist-oc8-build-123998-73589/root/chroot_tmpdir/scmroot/gcc-toolset-13-gcc
Cloning into '/var/lib/mock/dist-oc8-build-123998-73589/root/chroot_tmpdir/scmroot/gcc-toolset-13-gcc'...
$ git fetch origin ff084d92b546a12d109be7d8ecace32a41713f62:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gcc-toolset-13-gcc
 * [new ref]         ff084d92b546a12d109be7d8ecace32a41713f62 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff084d9 import gcc-toolset-13-gcc-13.3.1-2.2.tl3