$ git clone -n https://gitee.com/happy_orange/libreport.git /var/lib/mock/dist-an8.6-build-159265-58553/root/chroot_tmpdir/scmroot/libreport
Cloning into '/var/lib/mock/dist-an8.6-build-159265-58553/root/chroot_tmpdir/scmroot/libreport'...
$ git reset --hard origin/a8
HEAD is now at b7ba697 remove unwanted package