$ git clone -n https://gitee.com/src-anolis-os/texlive.git /var/lib/mock/dist-an8-build-69124-37229/root/chroot_tmpdir/scmroot/texlive
Cloning into '/var/lib/mock/dist-an8-build-69124-37229/root/chroot_tmpdir/scmroot/texlive'...
$ git reset --hard origin/a8
Updating files:  81% (617/758)
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Updating files: 100% (758/758)
Updating files: 100% (758/758), done.
HEAD is now at 99a9f84 import texlive-20180414-23.el8.src.rpm