$ git clone -n https://src.fedoraproject.org/rpms/tracker.git /var/lib/mock/f31-build-76330-31396/root/thebuilddir/tmp/scmroot/tracker
Cloning into '/var/lib/mock/f31-build-76330-31396/root/thebuilddir/tmp/scmroot/tracker'...
$ git reset --hard 0b3f03171349ba512ecc4e37f441459169b7d499
HEAD is now at 0b3f031 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild