$ git clone -n https://gitee.com/src-opencloudos-rpms/tigervnc.git /var/lib/mock/dist-oc9-build-124699-74266/root/chroot_tmpdir/scmroot/tigervnc
Cloning into '/var/lib/mock/dist-oc9-build-124699-74266/root/chroot_tmpdir/scmroot/tigervnc'...
$ git fetch origin c0694dba265fe1b434e85d2a603296b0068c554a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tigervnc
 * [new ref]         c0694dba265fe1b434e85d2a603296b0068c554a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0694db import tigervnc-1.13.1-8.tl4