$ git clone -n https://src.fedoraproject.org/rpms/rust-tokio0.1.git /var/lib/mock/f41-build-side-1-3129214-39576/root/chroot_tmpdir/scmroot/rust-tokio0.1
Cloning into '/var/lib/mock/f41-build-side-1-3129214-39576/root/chroot_tmpdir/scmroot/rust-tokio0.1'...
$ git fetch origin 05660b488671f7d33bbb04d4678173bddf8d456c:KOJI_FETCH_HEAD
fatal: unable to access 'https://src.fedoraproject.org/rpms/rust-tokio0.1.git/': OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to src.fedoraproject.org:443 
$ git reset --hard 05660b488671f7d33bbb04d4678173bddf8d456c
HEAD is now at 05660b4 compat package no longer needed