$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/perl-Sys-MemInfo /var/lib/mock/dist-el8-build-1490-27/root/chroot_tmpdir/scmroot/perl-Sys-MemInfo
Cloning into '/var/lib/mock/dist-el8-build-1490-27/root/chroot_tmpdir/scmroot/perl-Sys-MemInfo'...
$ git reset --hard origin/a8
HEAD is now at ded224b import perl-Sys-MemInfo-0.99-6.el8.src.rpm