$ git clone -n https://gitee.com/src-anolis-os/readline.git /var/lib/mock/dist-an23-build-180839-59292/root/chroot_tmpdir/scmroot/readline
Cloning into '/var/lib/mock/dist-an23-build-180839-59292/root/chroot_tmpdir/scmroot/readline'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/readline
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff6f310 fix chroot crash with "bash -i"