$ git clone -n https://gitee.com/su-feng-nmg/re2.git /var/lib/mock/dist-an23-build-239096-62907/root/chroot_tmpdir/scmroot/re2
Cloning into '/var/lib/mock/dist-an23-build-239096-62907/root/chroot_tmpdir/scmroot/re2'...
$ git reset --hard 257ec2d6f98c39f66fc3c32c436d41b7ab18673e
HEAD is now at 257ec2d package init from upstream