$ git clone -n https://gitee.com/lin-4682/gcc-toolset-14-gcc.git /var/lib/mock/dist-an23.3-gcc-toolset-14-build-484769-74347/root/chroot_tmpdir/scmroot/gcc-toolset-14-gcc
Cloning into '/var/lib/mock/dist-an23.3-gcc-toolset-14-build-484769-74347/root/chroot_tmpdir/scmroot/gcc-toolset-14-gcc'...
$ git fetch origin lhu1/backport_9_30:KOJI_FETCH_HEAD
From https://gitee.com/lin-4682/gcc-toolset-14-gcc
 * [new branch]      lhu1/backport_9_30 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 09b75bf x86: Backport patches from releases/gcc-14