$ git clone -n https://gitee.com/src-opencloudos-rpms/firefox.git /var/lib/mock/dist-oc8-firefox-build-240823-82772/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/dist-oc8-firefox-build-240823-82772/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin c19df3a4ef832225709fe90c63229fcfab265382:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/firefox
 * [new ref]         c19df3a4ef832225709fe90c63229fcfab265382 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c19df3a import firefox-140.10.1-1.tl3.ap.1