$ git clone -n https://gitee.com/opencloudos-stream/firefox.git /var/lib/mock/dist-ocs23-rebuild-test-1-build-363669-44556/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/dist-ocs23-rebuild-test-1-build-363669-44556/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/firefox
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 591ef32 !51 Update to 140.11.0esr (fixes CVE-2026-8953) Merge pull request !51 from zeyouliu/master