$ git clone -n https://gitee.com/src-anolis-sig/centos2anolis.git /var/lib/mock/dist-an7-plus-build-190909-60068/root/chroot_tmpdir/scmroot/centos2anolis
Cloning into '/var/lib/mock/dist-an7-plus-build-190909-60068/root/chroot_tmpdir/scmroot/centos2anolis'...
$ git reset --hard origin/a7
HEAD is now at 3409df9 Modify the length of errMsg to 1024.