$ git clone -n https://src.fedoraproject.org/rpms/unlambda.git /var/lib/mock/f33-build-296086-55641/root/chroot_tmpdir/scmroot/unlambda
Cloning into '/var/lib/mock/f33-build-296086-55641/root/chroot_tmpdir/scmroot/unlambda'...
$ git reset --hard dca408fc97bdcbdc230606505f9f7d14a762dd06
HEAD is now at dca408f - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild