$ git clone -n https://gitee.com/gcdota930915/seabios.git /var/lib/mock/dist-an23.2-build-401018-72376/root/chroot_tmpdir/scmroot/seabios
Cloning into '/var/lib/mock/dist-an23.2-build-401018-72376/root/chroot_tmpdir/scmroot/seabios'...
$ git fetch origin decb90fc088d27b525a37e47f7d51f1b169a2c9e:KOJI_FETCH_HEAD
From https://gitee.com/gcdota930915/seabios
 * [new ref]         decb90fc088d27b525a37e47f7d51f1b169a2c9e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at decb90f update seabios.spec.