$ git clone -n https://src.fedoraproject.org/rpms/yank.git /var/lib/mock/f31-build-71681-30675/root/thebuilddir/tmp/scmroot/yank
Cloning into '/var/lib/mock/f31-build-71681-30675/root/thebuilddir/tmp/scmroot/yank'...
$ git reset --hard bf63bb088f7b7b4e40c259938efc1beafd4e6c2d
HEAD is now at bf63bb0 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild