$ git clone -n https://src.fedoraproject.org/rpms/mingw-vulkan-loader.git /var/lib/mock/f42-build-3285376-41413/root/chroot_tmpdir/scmroot/mingw-vulkan-loader
Cloning into '/var/lib/mock/f42-build-3285376-41413/root/chroot_tmpdir/scmroot/mingw-vulkan-loader'...
$ git fetch origin 3441994f363a450b6578afe753ecd07fd54ca6a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-vulkan-loader
 * [new ref]         3441994f363a450b6578afe753ecd07fd54ca6a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3441994 Update to 1.4.304.1