$ git clone -n https://gitee.com/ywyw22/lcms2 /var/lib/mock/dist-an23-build-181151-59478/root/chroot_tmpdir/scmroot/lcms2
Cloning into '/var/lib/mock/dist-an23-build-181151-59478/root/chroot_tmpdir/scmroot/lcms2'...
$ git fetch origin 9174679c7ada77f9e733668de39db9c857bd521a:KOJI_FETCH_HEAD
From https://gitee.com/ywyw22/lcms2
 * [new ref]         9174679c7ada77f9e733668de39db9c857bd521a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9174679 optimise spec file