spec: make sure version string starts with version number

This is SAP requirement, but at the same time we make it compatible with
RHEL-8.

Related: #2049054

systemd.spec

@@ -21,7 +21,7 @@
 Name:           systemd
 Url:            https://www.freedesktop.org/wiki/Software/systemd
 Version:        250
-Release:        1%{?dist}
+Release:        2%{?dist}
 # For a breakdown of the licensing, see README
 License:        LGPLv2+ and MIT and GPLv2+
 Summary:        System and Service Manager
@@ -453,7 +453,7 @@ CONFIGURE_OPTS=(
 %endif
         -Db_ndebug=false
         -Dman=true
-        -Dversion-tag=v%{version}-%{release}
+        -Dversion-tag=%{version}-%{release}
 %if 0%{?fedora}
         -Dfallback-hostname=fedora
 %else
@@ -879,6 +879,9 @@ getent passwd systemd-oom &>/dev/null || useradd -r -l -g systemd-oom -d / -s /s
 %files standalone-sysusers -f .file-list-standalone-sysusers
 
 %changelog
+* Tue Feb 01 2022 Michal Sekletar <msekleta@redhat.com> - 250-2
+- spec: make sure version string starts with version number (#2049054)
+
 * Mon Jan 31 2022 Jan Macku <jamacku@redhat.com> - 250-1
 - Rebase to v250 (#2047768)