$ git clone -n https://gitee.com/fundawang/libxml2.git /var/lib/mock/dist-an23-build-168664-58839/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23-build-168664-58839/root/chroot_tmpdir/scmroot/libxml2'...
$ git reset --hard b021050d4e4deeb6bfdc6c1553cbd5cbec5b9a53
HEAD is now at b021050 2.10.3