$ git clone -n https://gitee.com/ywyw22/libxml2 /var/lib/mock/dist-an8.6-build-122113-46000/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an8.6-build-122113-46000/root/chroot_tmpdir/scmroot/libxml2'...
$ git reset --hard 099ca256195e350bee9442eaa7519fd2e90c39ac
HEAD is now at 099ca25 update to 2.9.14