$ git clone -n https://src.fedoraproject.org/rpms/libxmlb.git /var/lib/mock/f31-build-47711-26959/root/chroot_tmpdir/scmroot/libxmlb
Cloning into '/var/lib/mock/f31-build-47711-26959/root/chroot_tmpdir/scmroot/libxmlb'...
$ git reset --hard 58f27138ba93116b1e9971dbf0a7121ebe88b8a5
HEAD is now at 58f2713 New upstream release