$ git clone -n https://gitee.com/fundawang/m17n-lib.git /var/lib/mock/dist-an23-build-195360-60889/root/chroot_tmpdir/scmroot/m17n-lib
Cloning into '/var/lib/mock/dist-an23-build-195360-60889/root/chroot_tmpdir/scmroot/m17n-lib'...
$ git fetch origin 422c3b1d88423a88dab7a4b39cd7e9ea193b587a:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/m17n-lib
 * [new ref]         422c3b1d88423a88dab7a4b39cd7e9ea193b587a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 422c3b1 Rebuild for new libotf