$ git clone -n https://src.fedoraproject.org/rpms/R-colorspace.git /var/lib/mock/f31-build-73806-31038/root/chroot_tmpdir/scmroot/R-colorspace
Cloning into '/var/lib/mock/f31-build-73806-31038/root/chroot_tmpdir/scmroot/R-colorspace'...
$ git reset --hard e71851092f3f0b40b30c37bc06b5ecb0f018365b
HEAD is now at e718510 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild