dev-vcs/git-extras: no symlinks please

I understand why you would want to do this,
however there are also very good reason to not
do this: https://forums.gentoo.org/viewtopic-p-8202534.html?sid=290d68129893b7435e6ecf9c528171a2

Package-Manager: Portage-2.3.93, Repoman-2.3.20
Signed-off-by: Andrew Ammerlaan <andrewammerlaan@riseup.net>

dev-vcs/git-extras/git-extras-5.1.0.ebuild

@@ -1 +0,0 @@
-git-extras-9999.ebuild

dev-vcs/git-extras/git-extras-5.1.0.ebuild

@@ -0,0 +1,36 @@
+# Copyright 2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit bash-completion-r1
+
+DESCRIPTION="Little git extras"
+HOMEPAGE="https://github.com/tj/git-extras"
+
+if [[ $PV == 9999 ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="${HOMEPAGE}"
+else
+	SRC_URI="${HOMEPAGE}/archive/${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~amd64"
+fi
+
+LICENSE="MIT"
+SLOT="0"
+
+RDEPEND="dev-vcs/git"
+
+src_compile() { :; }
+
+src_install() {
+	emake install PREFIX="${EPREIFX}"/usr SYSCONFDIR="${EPREFIX}"/etc DESTDIR="${D}"
+
+	rm -rf "${D}"/etc/bash_completion.d
+
+	newbashcomp etc/bash_completion.sh ${PN}
+
+	insinto /usr/share/zsh/site-functions
+	newins etc/git-extras-completion.zsh _${PN}
+
+}