[Miscellaneous Android Development] BENETNATH:
did you edit your PATH ?

mkdir ~/bin

PATH=~/bin:$PATH

look the correct behaviour here:

ubuntu@ubuntu-VirtualBox:~$ repo
error: repo is not installed. Use "repo init" to install it here.
ubuntu@ubuntu-VirtualBox:~$ mkdir tmp
ubuntu@ubuntu-VirtualBox:~$ cd tmp
ubuntu@ubuntu-VirtualBox:~/tmp$ repo init
Get https://gerrit.googlesource.com/git-repo
remote: Counting objects: 108, done
remote: Finding sources: 100% (108/108)
remote: Total 2692 (delta 1487), reused 2692 (delta 1487)
Receiving objects: 100% (2692/2692), 2.03 MiB | 0 bytes/s, done.
Resolving deltas: 100% (1487/1487), done.
From https://gerrit.googlesource.com/git-repo
* [new branch] maint -> origin/maint
* [new branch] master -> origin/master
* [new branch] stable -> origin/stable
* [new tag] v1.0 -> v1.0
* [new tag] v1.0.1 -> v1.0.1
* [new tag] v1.0.2 -> v1.0.2
* [new tag] v1.0.3 -> v1.0.3
* [new tag] v1.0.4 -> v1.0.4
* [new tag] v1.0.5 -> v1.0.5
* [new tag] v1.0.6 -> v1.0.6
* [new tag] v1.0.7 -> v1.0.7
* [new tag] v1.0.8 -> v1.0.8
* [new tag] v1.0.9 -> v1.0.9
* [new tag] v1.1 -> v1.1
* [new tag] v1.10.0 -> v1.10.0
* [new tag] v1.10.1 -> v1.10.1
* [new tag] v1.10.2 -> v1.10.2
* [new tag] v1.10.3 -> v1.10.3
* [new tag] v1.10.4 -> v1.10.4
* [new tag] v1.11.0 -> v1.11.0
* [new tag] v1.11.1 -> v1.11.1
* [new tag] v1.12.0 -> v1.12.0
* [new tag] v1.12.1 -> v1.12.1
* [new tag] v1.12.2 -> v1.12.2
* [new tag] v1.12.3 -> v1.12.3
* [new tag] v1.12.3.1 -> v1.12.3.1
* [new tag] v1.12.4 -> v1.12.4
* [new tag] v1.12.5 -> v1.12.5
* [new tag] v1.12.6 -> v1.12.6
* [new tag] v1.12.7 -> v1.12.7
* [new tag] v1.2 -> v1.2
* [new tag] v1.3 -> v1.3
* [new tag] v1.3.1 -> v1.3.1
* [new tag] v1.3.2 -> v1.3.2
* [new tag] v1.4 -> v1.4
* [new tag] v1.4.1 -> v1.4.1
* [new tag] v1.4.2 -> v1.4.2
* [new tag] v1.4.3 -> v1.4.3
* [new tag] v1.4.4 -> v1.4.4
* [new tag] v1.5 -> v1.5
* [new tag] v1.5.1 -> v1.5.1
* [new tag] v1.6 -> v1.6
* [new tag] v1.6.1 -> v1.6.1
* [new tag] v1.6.10 -> v1.6.10
* [new tag] v1.6.10.1 -> v1.6.10.1
* [new tag] v1.6.10.2 -> v1.6.10.2
* [new tag] v1.6.2 -> v1.6.2
* [new tag] v1.6.3 -> v1.6.3
* [new tag] v1.6.4 -> v1.6.4
* [new tag] v1.6.5 -> v1.6.5
* [new tag] v1.6.6 -> v1.6.6
* [new tag] v1.6.7 -> v1.6.7
* [new tag] v1.6.7.1 -> v1.6.7.1
* [new tag] v1.6.7.2 -> v1.6.7.2
* [new tag] v1.6.7.3 -> v1.6.7.3
* [new tag] v1.6.7.4 -> v1.6.7.4
* [new tag] v1.6.7.5 -> v1.6.7.5
* [new tag] v1.6.8 -> v1.6.8
* [new tag] v1.6.8.1 -> v1.6.8.1
* [new tag] v1.6.8.10 -> v1.6.8.10
* [new tag] v1.6.8.11 -> v1.6.8.11
* [new tag] v1.6.8.2 -> v1.6.8.2
* [new tag] v1.6.8.3 -> v1.6.8.3
* [new tag] v1.6.8.4 -> v1.6.8.4
* [new tag] v1.6.8.5 -> v1.6.8.5
* [new tag] v1.6.8.6 -> v1.6.8.6
* [new tag] v1.6.8.7 -> v1.6.8.7
* [new tag] v1.6.8.8 -> v1.6.8.8
* [new tag] v1.6.8.9 -> v1.6.8.9
* [new tag] v1.6.9 -> v1.6.9
* [new tag] v1.6.9.1 -> v1.6.9.1
* [new tag] v1.6.9.2 -> v1.6.9.2
* [new tag] v1.6.9.3 -> v1.6.9.3
* [new tag] v1.6.9.4 -> v1.6.9.4
* [new tag] v1.6.9.5 -> v1.6.9.5
* [new tag] v1.6.9.6 -> v1.6.9.6
* [new tag] v1.6.9.7 -> v1.6.9.7
* [new tag] v1.6.9.8 -> v1.6.9.8
* [new tag] v1.7 -> v1.7
* [new tag] v1.7.1 -> v1.7.1
* [new tag] v1.7.2 -> v1.7.2
* [new tag] v1.7.3 -> v1.7.3
* [new tag] v1.7.3.1 -> v1.7.3.1
* [new tag] v1.7.4 -> v1.7.4
* [new tag] v1.7.4.1 -> v1.7.4.1
* [new tag] v1.7.4.2 -> v1.7.4.2
* [new tag] v1.7.4.3 -> v1.7.4.3
* [new tag] v1.7.5 -> v1.7.5
* [new tag] v1.7.6 -> v1.7.6
* [new tag] v1.7.6.1 -> v1.7.6.1
* [new tag] v1.7.7 -> v1.7.7
* [new tag] v1.7.7.1 -> v1.7.7.1
* [new tag] v1.7.7.2 -> v1.7.7.2
* [new tag] v1.7.7.3 -> v1.7.7.3
* [new tag] v1.7.7.4 -> v1.7.7.4
* [new tag] v1.7.7.5 -> v1.7.7.5
* [new tag] v1.7.7.6 -> v1.7.7.6
* [new tag] v1.7.8 -> v1.7.8
* [new tag] v1.7.8.1 -> v1.7.8.1
* [new tag] v1.7.8.2 -> v1.7.8.2
* [new tag] v1.8.0 -> v1.8.0
* [new tag] v1.8.1 -> v1.8.1
* [new tag] v1.8.2 -> v1.8.2
* [new tag] v1.9.0 -> v1.9.0
* [new tag] v1.9.1 -> v1.9.1
* [new tag] v1.9.2 -> v1.9.2
* [new tag] v1.9.3 -> v1.9.3
* [new tag] v1.9.4 -> v1.9.4
* [new tag] v1.9.5 -> v1.9.5
* [new tag] v1.9.6 -> v1.9.6
fatal: manifest url (-u) is required.
ubuntu@ubuntu-VirtualBox:~/tmp$