$ git clone -n http://8.131.229.236/anolis-os/shim /var/lib/mock/dist-el8-updates-build-16624-2666/root/chroot_tmpdir/scmroot/shim
Cloning into '/var/lib/mock/dist-el8-updates-build-16624-2666/root/chroot_tmpdir/scmroot/shim'...
$ git reset --hard origin/a8
HEAD is now at df26850 update to shim-15-16.el8