$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libmnl /var/lib/mock/dist-el8-build-552-27/root/chroot_tmpdir/scmroot/libmnl
Cloning into '/var/lib/mock/dist-el8-build-552-27/root/chroot_tmpdir/scmroot/libmnl'...
$ git reset --hard origin/a8
HEAD is now at fbda7cd import libmnl-1.0.4-6.el8.src.rpm