$ git clone -n https://gitee.com/guyvwang/anaconda /var/lib/mock/dist-an23-build-196264-60905/root/chroot_tmpdir/scmroot/anaconda
Cloning into '/var/lib/mock/dist-an23-build-196264-60905/root/chroot_tmpdir/scmroot/anaconda'...
$ git reset --hard 3d2626c6b4733dbab54d2209178638b798dd751b
HEAD is now at 3d2626c update to 37.12.6 1. modify spec file 2. modify source file