$ git clone -n https://gitee.com/src-opencloudos-rpms/firefox.git /var/lib/mock/dist-oc8-firefox-build-137989-79626/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/dist-oc8-firefox-build-137989-79626/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin ce2d3fe5972471ff1d06862cc863554affb967cc:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/firefox
 * [new ref]         ce2d3fe5972471ff1d06862cc863554affb967cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce2d3fe import firefox-128.11.0-1.tl3.ap.1