$ git clone -n http://8.131.229.236/anolis-os/libchamplain /var/lib/mock/dist-el8-build-8501-1282/root/chroot_tmpdir/scmroot/libchamplain
Cloning into '/var/lib/mock/dist-el8-build-8501-1282/root/chroot_tmpdir/scmroot/libchamplain'...
$ git reset --hard origin/a8
HEAD is now at 071a77e import libchamplain-0.12.16-2.el8.src.rpm