Use the same logic to retreive the commit date

set -euo pipefail

if [ -z "$rev" ]; then

    response="$(wget -O- "${TOKEN_ARGS[@]}" "https://api.github.com/repos/jpochyla/psst/commits?per_page=1")"

    rev="$(jq -r '.[0].sha' <<< "$response")"

    date="$(jq -r '.[0].commit.author.date' <<< "$response" | cut -dT -f1)"

else

    response="$(wget -O- "${TOKEN_ARGS[@]}" "https://api.github.com/repos/jpochyla/psst/commits/$rev")"

    date="$(jq -r '.commit.author.date' <<< "$response" | cut -dT -f1)"

    rev="$(wget -O- "${TOKEN_ARGS[@]}" "https://api.github.com/repos/jpochyla/psst/commits?per_page=1" | jq -r '.[0].sha')"

fi

date="$(wget -O- "${TOKEN_ARGS[@]}" "https://api.github.com/repos/jpochyla/psst/commits/$rev" | jq -r '.commit.author.date' | cut -dT -f1)"

version="unstable-$date"

# Sources