$ git clone -n https://gitee.com/fundawang/composer.git /var/lib/mock/dist-an23-build-298711-65848/root/chroot_tmpdir/scmroot/composer
Cloning into '/var/lib/mock/dist-an23-build-298711-65848/root/chroot_tmpdir/scmroot/composer'...
$ git fetch origin d3b13c9b82efff1c00b3fc9d463f12bb17956a96:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/composer
 * [new ref]         d3b13c9b82efff1c00b3fc9d463f12bb17956a96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d3b13c9 2.6.2