$ git clone -n https://gitee.com/fundawang/gdb.git /var/lib/mock/dist-an23-build-161423-58581/root/chroot_tmpdir/scmroot/gdb
Cloning into '/var/lib/mock/dist-an23-build-161423-58581/root/chroot_tmpdir/scmroot/gdb'...
$ git reset --hard 17fc962f473de7697893a6923fc667f5b8f67e73
HEAD is now at 17fc962 12.1