$ git clone -n https://src.fedoraproject.org/rpms/libxmlb.git /var/lib/mock/f33-build-128173-40396/root/chroot_tmpdir/scmroot/libxmlb
Cloning into '/var/lib/mock/f33-build-128173-40396/root/chroot_tmpdir/scmroot/libxmlb'...
$ git reset --hard 222f7e9b2499ea69f860b8bc775b8d8322a5b5d8
HEAD is now at 222f7e9 New upstream release