Apparently the --tags option is required to properly describe a brand new tag

tools/make-binaries

@@ -63,7 +63,7 @@ then
 fi
 
 rel_name='ejabberd'
-rel_vsn=$(git describe | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]')
+rel_vsn=$(git describe --tags | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]')
 mix_vsn=$(mix_version "$rel_vsn")
 crosstool_vsn='1.25.0_rc2'
 termcap_vsn='1.3.1'

tools/make-installers

@@ -63,7 +63,7 @@ else
 fi
 
 rel_name='ejabberd'
-rel_vsn=$(git describe | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]')
+rel_vsn=$(git describe --tags | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]')
 code_path="/opt/$rel_name-$rel_vsn"
 data_path="/opt/$rel_name"
 conf_path="$data_path/conf"

tools/make-packages

@@ -60,7 +60,7 @@ then
 fi
 
 rel_name='ejabberd'
-rel_vsn=$(git describe | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]')
+rel_vsn=$(git describe --tags | sed -e 's/-g.*//' -e 's/-/./' | tr -d '[:space:]')
 conf_dir="/opt/$rel_name/conf"
 pem_file="$conf_dir/server.pem"
 tmp_dir=$(mktemp -d "/tmp/.$myself.XXXXXX")