$ git clone -n https://gitee.com/src-anolis-dde/firebird.git /var/lib/mock/dist-an23.2-build-444131-73232/root/chroot_tmpdir/scmroot/firebird
Cloning into '/var/lib/mock/dist-an23.2-build-444131-73232/root/chroot_tmpdir/scmroot/firebird'...
$ git fetch origin caa51deae8fabcbb665545fb7dd61df168dabc79:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-dde/firebird
 * [new ref]         caa51deae8fabcbb665545fb7dd61df168dabc79 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at caa51de add loongarch support