$ git clone -n https://src.fedoraproject.org/rpms/tracker.git /var/lib/mock/f31-build-107880-33757/root/chroot_tmpdir/scmroot/tracker
Cloning into '/var/lib/mock/f31-build-107880-33757/root/chroot_tmpdir/scmroot/tracker'...
$ git reset --hard bc18c5053f78efa9402337c5d44d2d97b568a454
HEAD is now at bc18c50 Update to 2.3.0