$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/gcc-toolset-9-binutils /var/lib/mock/dist-el8-build-6194-84/root/chroot_tmpdir/scmroot/gcc-toolset-9-binutils
Cloning into '/var/lib/mock/dist-el8-build-6194-84/root/chroot_tmpdir/scmroot/gcc-toolset-9-binutils'...
$ git reset --hard origin/a8
HEAD is now at 98096cb import gcc-toolset-9-binutils-2.32-17.el8.src.rpm