$ git clone -n https://gitee.com/src-opencloudos-rpms/tigervnc.git /var/lib/mock/dist-oc8-build-74357-49951/root/chroot_tmpdir/scmroot/tigervnc
Cloning into '/var/lib/mock/dist-oc8-build-74357-49951/root/chroot_tmpdir/scmroot/tigervnc'...
$ git fetch origin 518e722cfca47a9945a9cb7d8784101a811ab4a0:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tigervnc
 * [new ref]         518e722cfca47a9945a9cb7d8784101a811ab4a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 518e722 import tigervnc-1.13.1-10.tl3