$ git clone -n https://src.fedoraproject.org/rpms/vulkan-tools.git /var/lib/mock/f39-build-1869390-42622/root/chroot_tmpdir/scmroot/vulkan-tools
Cloning into '/var/lib/mock/f39-build-1869390-42622/root/chroot_tmpdir/scmroot/vulkan-tools'...
$ git fetch origin fe0abf51d1b886b87ee0ba9c9f50340826c675fb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vulkan-tools
 * [new ref]         fe0abf51d1b886b87ee0ba9c9f50340826c675fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fe0abf5 update to 1.3.268.0 SDK