$ git clone -n https://gitee.com/src-anolis-os/jansson.git /var/lib/mock/dist-an23.3-build-413912-72745/root/chroot_tmpdir/scmroot/jansson
Cloning into '/var/lib/mock/dist-an23.3-build-413912-72745/root/chroot_tmpdir/scmroot/jansson'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/jansson
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26c04f7 [bugfix] rebuild without useless buildrequires