$ git clone -n https://gitee.com/fundawang/gdb.git /var/lib/mock/dist-an23-build-161380-58581/root/chroot_tmpdir/scmroot/gdb
Cloning into '/var/lib/mock/dist-an23-build-161380-58581/root/chroot_tmpdir/scmroot/gdb'...
$ git reset --hard 7b8e52e0adf5bdb6a9bd0ea815cac7783e41013b
HEAD is now at 7b8e52e 12.1