$ git clone -n https://src.fedoraproject.org/rpms/rust-serial_test_derive0.6.git /var/lib/mock/f41-build-side-1-3134920-39764/root/chroot_tmpdir/scmroot/rust-serial_test_derive0.6
Cloning into '/var/lib/mock/f41-build-side-1-3134920-39764/root/chroot_tmpdir/scmroot/rust-serial_test_derive0.6'...
$ git fetch origin 3eeef6917ae366d9165796c0914a5ab5c1926542:KOJI_FETCH_HEAD
fatal: unable to access 'https://src.fedoraproject.org/rpms/rust-serial_test_derive0.6.git/': OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to src.fedoraproject.org:443 
$ git reset --hard 3eeef6917ae366d9165796c0914a5ab5c1926542
HEAD is now at 3eeef69 compat package no longer needed