$ git clone -n https://gitee.com/fundawang/libtiff.git /var/lib/mock/dist-an23-build-194358-60852/root/chroot_tmpdir/scmroot/libtiff
Cloning into '/var/lib/mock/dist-an23-build-194358-60852/root/chroot_tmpdir/scmroot/libtiff'...
$ git fetch origin f0afbc6bb608bd34794a7517ca54fef293d901cd:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/libtiff
 * [new ref]         f0afbc6bb608bd34794a7517ca54fef293d901cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0afbc6 use cmake