$ git clone -n https://gitee.com/src-opencloudos-rpms/gcc-toolset-13-gdb.git /var/lib/mock/dist-oc8-build-74642-50937/root/chroot_tmpdir/scmroot/gcc-toolset-13-gdb
Cloning into '/var/lib/mock/dist-oc8-build-74642-50937/root/chroot_tmpdir/scmroot/gcc-toolset-13-gdb'...
$ git fetch origin 9c7c85905c382bba2aa55a1555d2ec88a9f4f4f1:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gcc-toolset-13-gdb
 * [new ref]         9c7c85905c382bba2aa55a1555d2ec88a9f4f4f1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c7c859 import gcc-toolset-13-gdb-12.1-4.tl3