read -p "Enter package name: " packageName
sudo apt-mark auto $(apt-cache showsrc $packageName | sed -e '/Build-Depends/!d;s/Build-Depends: |,|([^)]),|[[^]]]//g' | sed -E 's/|//g; s/<.>//g')
sudo apt-mark manual build-essential fakeroot devscripts
sudo apt autoremove --purge

sudo mkdir -p /mnt/chrootdir
sudo mount /dev/nvme0n1p4 /mnt/chrootdir
for dir in proc dev sys etc bin sbin var usr lib lib64 tmp; do
sudo mkdir -p /mnt/chrootdir/$dir
sudo mount --bind /$dir /mnt/chrootdir/$dir
done
sudo mount -t devpts /dev/pts /mnt/chrootdir/dev/pts