Fix pkgconfig file version

pkg.info

@@ -1,7 +1,7 @@
 name: libcacard
 description: Common Access Card library
 version: 2.8.1
-revision: 1
+revision: 2
 url: https://gitlab.freedesktop.org/spice/libcacard
 license: LGPL2.1-or-later
 architecture: any
@@ -13,9 +13,11 @@ depends:
   - nss
   - pcsclite
 make_depends:
+  - git
   - meson
 downloads:
-  - url: https://gitlab.freedesktop.org/spice/libcacard/-/archive/v${BPM_PKG_VERSION}/libcacard-v${BPM_PKG_VERSION}.tar.gz
-    extract_to: ${BPM_SOURCE}
-    extract_strip_components: 1
-    checksum: ed2fa927a8b9588d8a468a4472071e2ba0eb0b2b9b4080fbe3b72e7bcd28494b
+  - url: https://gitlab.freedesktop.org/spice/libcacard.git
+    type: git
+    clone_to: ${BPM_SOURCE}
+    git_branch: v${BPM_PKG_VERSION}
+    checksum: 7b07684ea6698d4885ff2062350ad8798a04de42