Workaround tests

Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>

rust-ripgrep.spec

@@ -47,6 +47,7 @@ BuildRequires:  (crate(termcolor) >= 1.0.0 with crate(termcolor) < 2.0.0)
 # [build-dependencies]
 BuildRequires:  ((crate(clap) >= 2.29.4 with crate(clap) < 3.0.0) with crate(clap/suggestions) with crate(clap/color))
 BuildRequires:  (crate(lazy_static) >= 1.0.0 with crate(lazy_static) < 2.0.0)
+BuildRequires:  git-core
 BuildRequires:  %{_bindir}/a2x
 
 %description
@@ -60,7 +61,8 @@ Line oriented search tool using Rust's regex library. Combines
 the raw performance of grep with the usability of the silver searcher.
 
 %prep
-%autosetup -n %{crate}-%{version} -p1
+# Use -Sgit to workaround https://github.com/BurntSushi/ripgrep/issues/996
+%autosetup -n %{crate}-%{version} -p1 -Sgit
 %cargo_prep
 
 %build