$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/dotnet3.0 /var/lib/mock/dist-el8-build-7822-766/root/chroot_tmpdir/scmroot/dotnet3.0
Cloning into '/var/lib/mock/dist-el8-build-7822-766/root/chroot_tmpdir/scmroot/dotnet3.0'...
$ git reset --hard origin/a8
Updating files: 100% (8/8)
Updating files: 100% (8/8), done.
HEAD is now at 192734c import dotnet3.0-3.0.102-2.el8_1.src.rpm