+ # There are transports that can fetch only one head at a time...
+ case "$remote" in
+ http://* | https://*)
+ if [ -n "$GIT_SSL_NO_VERIFY" ]; then
+ curl_extra_args="-k"
+ fi
+ remote_name_quoted=$(perl -e '
+ my $u = $ARGV[0];
+ $u =~ s{([^-a-zA-Z0-9/.])}{sprintf"%%%02x",ord($1)}eg;
+ print "$u";
+ ' "$remote_name")
+ head=$(curl -nsfL $curl_extra_args "$remote/$remote_name_quoted") &&
+ expr "z$head" : "z$_x40\$" >/dev/null ||
+ die "Failed to fetch $remote_name from $remote"
+ echo >&2 Fetching "$remote_name from $remote" using http
+ git-http-fetch -v -a "$head" "$remote/" || exit
+ ;;
+ rsync://*)
+ TMP_HEAD="$GIT_DIR/TMP_HEAD"
+ rsync -L -q "$remote/$remote_name" "$TMP_HEAD" || exit 1
+ head=$(git-rev-parse --verify TMP_HEAD)
+ rm -f "$TMP_HEAD"
+ test "$rsync_slurped_objects" || {
+ rsync -av --ignore-existing --exclude info \
+ "$remote/objects/" "$GIT_OBJECT_DIRECTORY/" || exit
+
+ # Look at objects/info/alternates for rsync -- http will
+ # support it natively and git native ones will do it on
+ # the remote end. Not having that file is not a crime.
+ rsync -q "$remote/objects/info/alternates" \
+ "$GIT_DIR/TMP_ALT" 2>/dev/null ||
+ rm -f "$GIT_DIR/TMP_ALT"
+ if test -f "$GIT_DIR/TMP_ALT"
+ then
+ resolve_alternates "$remote" <"$GIT_DIR/TMP_ALT" |
+ while read alt
+ do
+ case "$alt" in 'bad alternate: '*) die "$alt";; esac
+ echo >&2 "Getting alternate: $alt"
+ rsync -av --ignore-existing --exclude info \
+ "$alt" "$GIT_OBJECT_DIRECTORY/" || exit
+ done
+ rm -f "$GIT_DIR/TMP_ALT"
+ fi
+ rsync_slurped_objects=t
+ }
+ ;;
+ *)
+ # We will do git native transport with just one call later.
+ continue ;;
+ esac
+
+ append_fetch_head "$head" "$remote" \
+ "$remote_name" "$remote_nick" "$local_name" "$not_for_merge"
+
+ done
+
+ case "$remote" in
+ http://* | https://* | rsync://* )
+ ;; # we are already done.
+ *)
+ ( : subshell because we muck with IFS
+ IFS=" $LF"
+ (
+ git-fetch-pack $exec $keep --thin "$remote" $rref || echo failed "$remote"
+ ) |
+ while read sha1 remote_name
+ do
+ case "$sha1" in
+ failed)
+ echo >&2 "Fetch failure: $remote"
+ exit 1 ;;
+ esac
+ found=
+ single_force=
+ for ref in $refs
+ do
+ case "$ref" in
+ +$remote_name:*)
+ single_force=t
+ not_for_merge=
+ found="$ref"
+ break ;;
+ .+$remote_name:*)
+ single_force=t
+ not_for_merge=t
+ found="$ref"
+ break ;;
+ .$remote_name:*)
+ not_for_merge=t
+ found="$ref"
+ break ;;
+ $remote_name:*)
+ not_for_merge=
+ found="$ref"
+ break ;;
+ esac
+ done
+ local_name=$(expr "z$found" : 'z[^:]*:\(.*\)')
+ append_fetch_head "$sha1" "$remote" \
+ "$remote_name" "$remote_nick" "$local_name" "$not_for_merge"
+ done
+ ) || exit ;;
+ esac
+
+}
+
+fetch_main "$reflist"
+
+# automated tag following
+case "$no_tags$tags" in
+'')
+ case "$reflist" in
+ *:refs/*)
+ # effective only when we are following remote branch
+ # using local tracking branch.
+ taglist=$(IFS=" " &&
+ git-ls-remote $upload_pack --tags "$remote" |
+ sed -ne 's|^\([0-9a-f]*\)[ ]\(refs/tags/.*\)^{}$|\1 \2|p' |
+ while read sha1 name
+ do
+ test -f "$GIT_DIR/$name" && continue
+ git-check-ref-format "$name" || {
+ echo >&2 "warning: tag ${name} ignored"
+ continue
+ }
+ git-cat-file -t "$sha1" >/dev/null 2>&1 || continue
+ echo >&2 "Auto-following $name"
+ echo ".${name}:${name}"
+ done)
+ esac
+ case "$taglist" in
+ '') ;;
+ ?*)
+ fetch_main "$taglist" ;;