$ git clone -n https://src.fedoraproject.org/rpms/blis.git /var/lib/mock/f31-build-75436-31277/root/chroot_tmpdir/scmroot/blis
Cloning into '/var/lib/mock/f31-build-75436-31277/root/chroot_tmpdir/scmroot/blis'...
$ git reset --hard a171e13bdef1b5025e3edbb2f35935fae03bdf9a
HEAD is now at a171e13 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild