[Fix] specify 'origin' remote name with `git clone ...` installs #1227

Job	Run time
shellcheck_matrix (bash, nvm.sh)	43s
shellcheck_matrix (sh, nvm.sh)	38s
shellcheck_matrix (dash, nvm.sh)	44s
shellcheck_matrix (ksh, nvm.sh)	45s
shellcheck_matrix (bash, install.sh)	27s
shellcheck_matrix (bash, bash_completion)	32s
shellcheck_matrix (bash, nvm-exec)	30s
shellcheck	10s
	4m 29s

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