$ git clone -n https://gitee.com/mgb01105731/vala.git /var/lib/mock/dist-an23.3-build-482988-74270/root/chroot_tmpdir/scmroot/vala
Cloning into '/var/lib/mock/dist-an23.3-build-482988-74270/root/chroot_tmpdir/scmroot/vala'...
$ git fetch origin a23.3:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/vala
 * [new branch]      a23.3      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f87445 update to 0.56.17