$ git clone -n https://gitee.com/mgb01105731/texlive-base.git /var/lib/mock/dist-an23-build-449250-73426/root/chroot_tmpdir/scmroot/texlive-base
Cloning into '/var/lib/mock/dist-an23-build-449250-73426/root/chroot_tmpdir/scmroot/texlive-base'...
$ git fetch origin a23.3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/texlive-base
 * [new branch]      a23.3      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a801d18 exclude riscv