For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:ailiopoulos:xfsprogs:2/openSUSE_Tumbleweed/devel:Factory:git-workflow:staging:ailiopoulos:xfsprogs:2.repo
zypper refresh
zypper install xfsprogs
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:ailiopoulos:xfsprogs:2/15.5/devel:Factory:git-workflow:staging:ailiopoulos:xfsprogs:2.repo
zypper refresh
zypper install xfsprogs
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:ailiopoulos:xfsprogs:2/15.4/devel:Factory:git-workflow:staging:ailiopoulos:xfsprogs:2.repo
zypper refresh
zypper install xfsprogs