$ git clone -n https://src.fedoraproject.org/rpms/R-sourcetools.git /var/lib/mock/f31-build-50810-27436/root/chroot_tmpdir/scmroot/R-sourcetools
Cloning into '/var/lib/mock/f31-build-50810-27436/root/chroot_tmpdir/scmroot/R-sourcetools'...
$ git reset --hard 78a8a4bdbb65bde011c9d2bd5c1769f151893976
HEAD is now at 78a8a4b - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild