$ git clone -n http://8.131.229.236/anolis-os/dnf /var/lib/mock/dist-el8-updates-build-16556-2666/root/chroot_tmpdir/scmroot/dnf
Cloning into '/var/lib/mock/dist-el8-updates-build-16556-2666/root/chroot_tmpdir/scmroot/dnf'...
$ git reset --hard origin/a8
HEAD is now at ff23769 update to dnf-4.2.17-7.el8_2