$ git clone -n https://gitee.com/geliwei/libvncserver.git /var/lib/mock/dist-an23-build-545052-86974/root/chroot_tmpdir/scmroot/libvncserver
Cloning into '/var/lib/mock/dist-an23-build-545052-86974/root/chroot_tmpdir/scmroot/libvncserver'...
$ git reset --hard e87d178d0ed4dc9a53dfe7cebe2245e209004bbc
HEAD is now at e87d178 fix CVE-2020-29260: libvncclient rfbClientCleanup() memory leak