$ git clone -n https://src.fedoraproject.org/rpms/R-lambda.r.git /var/lib/mock/f45-build-6229-347/root/chroot_tmpdir/scmroot/R-lambda.r
Cloning into '/var/lib/mock/f45-build-6229-347/root/chroot_tmpdir/scmroot/R-lambda.r'...
$ git fetch origin 027f2c4eac9c4510077f42374389d2cd8c26c167:KOJI_FETCH_HEAD
fatal: unable to access 'https://src.fedoraproject.org/rpms/R-lambda.r.git/': Failed to connect to src.fedoraproject.org port 443 after 3780 ms: Could not connect to server
$ git reset --hard 027f2c4eac9c4510077f42374389d2cd8c26c167
HEAD is now at 027f2c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild