$ git clone -n https://src.fedoraproject.org/rpms/kcachegrind.git /var/lib/mock/f31-build-73082-30908/root/thebuilddir/tmp/scmroot/kcachegrind
Cloning into '/var/lib/mock/f31-build-73082-30908/root/thebuilddir/tmp/scmroot/kcachegrind'...
$ git reset --hard 8fd8b93c806ced1684245499b0197c6035ee99de
HEAD is now at 8fd8b93 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild