$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libevent.git /var/lib/mock/dist-an7-build-28708-15296/root/chroot_tmpdir/scmroot/libevent
Cloning into '/var/lib/mock/dist-an7-build-28708-15296/root/chroot_tmpdir/scmroot/libevent'...
$ git reset --hard origin/a7
HEAD is now at 6160c59 import libevent-2.0.21-4.el7.src.rpm