$ git clone -n https://gitee.com/src-opencloudos-rpms/tigervnc.git /var/lib/mock/dist-oc8-build-81812-56056/root/chroot_tmpdir/scmroot/tigervnc
Cloning into '/var/lib/mock/dist-oc8-build-81812-56056/root/chroot_tmpdir/scmroot/tigervnc'...
$ git fetch origin e88fb54b8438f3c05259fa1315f24e50dc9234cd:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tigervnc
 * [new ref]         e88fb54b8438f3c05259fa1315f24e50dc9234cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e88fb54 import tigervnc-1.13.1-11.tl3