$ git clone -n https://src.fedoraproject.org/rpms/exif.git /var/lib/mock/f31-build-63944-29463/root/thebuilddir/tmp/scmroot/exif
Cloning into '/var/lib/mock/f31-build-63944-29463/root/thebuilddir/tmp/scmroot/exif'...
$ git reset --hard 79c934c6f2f8607707fdf963fd1f4ff6fabef95d
HEAD is now at 79c934c - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild