$ git clone -n https://gitee.com/src-anolis-os/libdnf.git /var/lib/mock/dist-an23-build-300400-65944/root/chroot_tmpdir/scmroot/libdnf
Cloning into '/var/lib/mock/dist-an23-build-300400-65944/root/chroot_tmpdir/scmroot/libdnf'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libdnf
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1748542 0.70.2