$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libidn2 /var/lib/mock/dist-el8-build-1963-27/root/chroot_tmpdir/scmroot/libidn2
Cloning into '/var/lib/mock/dist-el8-build-1963-27/root/chroot_tmpdir/scmroot/libidn2'...
$ git reset --hard origin/a8
HEAD is now at 4b679e0 import libidn2-2.2.0-1.el8.src.rpm