$ git clone -n https://src.fedoraproject.org/rpms/t1lib.git /var/lib/mock/f31-build-74615-31157/root/chroot_tmpdir/scmroot/t1lib
Cloning into '/var/lib/mock/f31-build-74615-31157/root/chroot_tmpdir/scmroot/t1lib'...
$ git reset --hard a947ceff10e82f1e5eb61adae09a703657ff39e2
HEAD is now at a947cef - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild