$ git clone -n https://gitee.com/src-anolis-os/unicode-ucd.git /var/lib/mock/dist-an23-loongarch-build-312441-66339/root/chroot_tmpdir/scmroot/unicode-ucd
Cloning into '/var/lib/mock/dist-an23-loongarch-build-312441-66339/root/chroot_tmpdir/scmroot/unicode-ucd'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/unicode-ucd
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39fd383 init from upstream