$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/tigervnc /var/lib/mock/dist-el8-build-7049-265/root/chroot_tmpdir/scmroot/tigervnc
Cloning into '/var/lib/mock/dist-el8-build-7049-265/root/chroot_tmpdir/scmroot/tigervnc'...
$ git reset --hard origin/a8
HEAD is now at 7c78f3b import tigervnc-1.9.0-13.el8.src.rpm