Foxglove renamed their repo ros-foxglove-bridge -> ros1-foxglove-bridge, which has caused all of their tar.gz checksums to change.
Specifically for 0.7.9.tar.gz:
9548f6a53794cfcd6dcae570e6e82aa2c7670d177269ecf612838655d7ba7dcc -> b160048db3d82fea3150eee1577cf82179b74888402abaf344f71942cdd65a3f
foxglove/ros-foxglove-bridge#381