$ git clone -n https://gitee.com/src-opencloudos-rpms/thunderbird.git /var/lib/mock/dist-oc8-firefox-build-100887-65206/root/chroot_tmpdir/scmroot/thunderbird
Cloning into '/var/lib/mock/dist-oc8-firefox-build-100887-65206/root/chroot_tmpdir/scmroot/thunderbird'...
$ git fetch origin 499f0c22214a8eb2b00f0fc36beaed7809c06fbf:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/thunderbird
 * [new ref]         499f0c22214a8eb2b00f0fc36beaed7809c06fbf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 499f0c2 import thunderbird-128.2.0-1.tl3.ap.1