$ git clone -n https://gitee.com/fundawang/libxml2.git /var/lib/mock/dist-an23-build-252889-63495/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23-build-252889-63495/root/chroot_tmpdir/scmroot/libxml2'...
$ git reset --hard 250d60dd240a98a5250e388b86f3d81f05c53d1e
HEAD is now at 250d60d 2.10.4