$ git clone -n https://gitee.com/src-anolis-os/tigervnc.git /var/lib/mock/dist-an7-updates-build-63446-35442/root/chroot_tmpdir/scmroot/tigervnc
Cloning into '/var/lib/mock/dist-an7-updates-build-63446-35442/root/chroot_tmpdir/scmroot/tigervnc'...
$ git reset --hard origin/a7
HEAD is now at af14033 !1 update version to errata Merge pull request !1 from xzyang/a7