$ git clone -n https://gitee.com/src-opencloudos-rpms/firefox.git /var/lib/mock/dist-oc9-build-214901-80805/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/dist-oc9-build-214901-80805/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin d6ca0fba843c93c2a5be2d67e93bea10d30cea88:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/firefox
 * [new ref]         d6ca0fba843c93c2a5be2d67e93bea10d30cea88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6ca0fb import firefox-128.14.0-1.tl4.ap.1