$ git clone -n https://gitee.com/mgb01105731/pixman.git /var/lib/mock/dist-an23-build-136319-50258/root/chroot_tmpdir/scmroot/pixman
Cloning into '/var/lib/mock/dist-an23-build-136319-50258/root/chroot_tmpdir/scmroot/pixman'...
$ git reset --hard 5677bf6398d1701f8785c5549fcecd3819e620ac
HEAD is now at 5677bf6 optimise spec file